20711137500

素因数分解:

$2^2\times 3^2\times 5^5\times {\mathrm{47}}^1\times {\mathrm{3917}}^1$

素因数の和:3999

約数の個数: 216

約数和(自身を含む): 66846596544

約数和(自身を除く): 46135459044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 47, 50, 60, 75, 90, 94, 100, 125, 141, 150, 180, 188, 225, 235, 250, 282, 300, 375, 423, 450, 470, 500, 564, 625, 705, 750, 846, 900, 940, 1125, 1175, 1250, 1410, 1500, 1692, 1875, 2115, 2250, 2350, 2500, 2820, 3125, 3525, 3750, 3917, 4230, 4500, 4700, 5625, 5875, 6250, 7050, 7500, 7834, 8460, 9375, 10575, 11250, 11750, 11751, 12500, 14100, 15668, 17625, 18750, 19585, 21150, 22500, 23500, 23502, 28125, 29375, 35250, 35253, 37500, 39170, 42300, 47004, 52875, 56250, 58750, 58755, 70500, 70506, 78340, 88125, 97925, 105750, 112500, 117500, 117510, 141012, 146875, 176250, 176265, 184099, 195850, 211500, 235020, 264375, 293750, 293775, 352500, 352530, 368198, 391700, 440625, 489625, 528750, 552297, 587500, 587550, 705060, 736396, 881250, 881325, 920495, 979250, 1057500, 1104594, 1175100, 1321875, 1468875, 1656891, 1762500, 1762650, 1840990, 1958500, 2209188, 2448125, 2643750, 2761485, 2937750, 3313782, 3525300, 3681980, 4406625, 4602475, 4896250, 5287500, 5522970, 5875500, 6627564, 7344375, 8284455, 8813250, 9204950, 9792500, 11045940, 12240625, 13807425, 14688750, 16568910, 17626500, 18409900, 22033125, 23012375, 24481250, 27614850, 29377500, 33137820, 36721875, 41422275, 44066250, 46024750, 48962500, 55229700, 69037125, 73443750, 82844550, 88132500, 92049500, 110165625, 115061875, 138074250, 146887500, 165689100, 207111375, 220331250, 230123750, 276148500, 345185625, 414222750, 440662500, 460247500, 575309375, 690371250, 828445500, 1035556875, 1150618750, 1380742500, 1725928125, 2071113750, 2301237500, 3451856250, 4142227500, 5177784375, 6903712500, 10355568750, 20711137500]

約数ペア:

[(1, 20711137500), (2, 10355568750), (3, 6903712500), (4, 5177784375), (5, 4142227500), (6, 3451856250), (9, 2301237500), (10, 2071113750), (12, 1725928125), (15, 1380742500), (18, 1150618750), (20, 1035556875), (25, 828445500), (30, 690371250), (36, 575309375), (45, 460247500), (47, 440662500), (50, 414222750), (60, 345185625), (75, 276148500), (90, 230123750), (94, 220331250), (100, 207111375), (125, 165689100), (141, 146887500), (150, 138074250), (180, 115061875), (188, 110165625), (225, 92049500), (235, 88132500), (250, 82844550), (282, 73443750), (300, 69037125), (375, 55229700), (423, 48962500), (450, 46024750), (470, 44066250), (500, 41422275), (564, 36721875), (625, 33137820), (705, 29377500), (750, 27614850), (846, 24481250), (900, 23012375), (940, 22033125), (1125, 18409900), (1175, 17626500), (1250, 16568910), (1410, 14688750), (1500, 13807425), (1692, 12240625), (1875, 11045940), (2115, 9792500), (2250, 9204950), (2350, 8813250), (2500, 8284455), (2820, 7344375), (3125, 6627564), (3525, 5875500), (3750, 5522970), (3917, 5287500), (4230, 4896250), (4500, 4602475), (4700, 4406625), (5625, 3681980), (5875, 3525300), (6250, 3313782), (7050, 2937750), (7500, 2761485), (7834, 2643750), (8460, 2448125), (9375, 2209188), (10575, 1958500), (11250, 1840990), (11750, 1762650), (11751, 1762500), (12500, 1656891), (14100, 1468875), (15668, 1321875), (17625, 1175100), (18750, 1104594), (19585, 1057500), (21150, 979250), (22500, 920495), (23500, 881325), (23502, 881250), (28125, 736396), (29375, 705060), (35250, 587550), (35253, 587500), (37500, 552297), (39170, 528750), (42300, 489625), (47004, 440625), (52875, 391700), (56250, 368198), (58750, 352530), (58755, 352500), (70500, 293775), (70506, 293750), (78340, 264375), (88125, 235020), (97925, 211500), (105750, 195850), (112500, 184099), (117500, 176265), (117510, 176250), (141012, 146875)]