40325291240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{18539}}^1$

素因数の和:18699

約数の個数: 128

約数和(自身を含む): 100916928000

約数和(自身を除く): 60591636760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 89, 94, 104, 130, 178, 188, 235, 260, 356, 376, 445, 470, 520, 611, 712, 890, 940, 1157, 1222, 1780, 1880, 2314, 2444, 3055, 3560, 4183, 4628, 4888, 5785, 6110, 8366, 9256, 11570, 12220, 16732, 18539, 20915, 23140, 24440, 33464, 37078, 41830, 46280, 54379, 74156, 83660, 92695, 108758, 148312, 167320, 185390, 217516, 241007, 271895, 370780, 435032, 482014, 543790, 741560, 871333, 964028, 1087580, 1205035, 1649971, 1742666, 1928056, 2175160, 2410070, 3299942, 3485332, 4356665, 4820140, 6599884, 6970664, 8249855, 8713330, 9640280, 11327329, 13199768, 16499710, 17426660, 21449623, 22654658, 32999420, 34853320, 42899246, 45309316, 56636645, 65998840, 77548637, 85798492, 90618632, 107248115, 113273290, 155097274, 171596984, 214496230, 226546580, 310194548, 387743185, 428992460, 453093160, 620389096, 775486370, 857984920, 1008132281, 1550972740, 2016264562, 3101945480, 4032529124, 5040661405, 8065058248, 10081322810, 20162645620, 40325291240]

約数ペア:

[(1, 40325291240), (2, 20162645620), (4, 10081322810), (5, 8065058248), (8, 5040661405), (10, 4032529124), (13, 3101945480), (20, 2016264562), (26, 1550972740), (40, 1008132281), (47, 857984920), (52, 775486370), (65, 620389096), (89, 453093160), (94, 428992460), (104, 387743185), (130, 310194548), (178, 226546580), (188, 214496230), (235, 171596984), (260, 155097274), (356, 113273290), (376, 107248115), (445, 90618632), (470, 85798492), (520, 77548637), (611, 65998840), (712, 56636645), (890, 45309316), (940, 42899246), (1157, 34853320), (1222, 32999420), (1780, 22654658), (1880, 21449623), (2314, 17426660), (2444, 16499710), (3055, 13199768), (3560, 11327329), (4183, 9640280), (4628, 8713330), (4888, 8249855), (5785, 6970664), (6110, 6599884), (8366, 4820140), (9256, 4356665), (11570, 3485332), (12220, 3299942), (16732, 2410070), (18539, 2175160), (20915, 1928056), (23140, 1742666), (24440, 1649971), (33464, 1205035), (37078, 1087580), (41830, 964028), (46280, 871333), (54379, 741560), (74156, 543790), (83660, 482014), (92695, 435032), (108758, 370780), (148312, 271895), (167320, 241007), (185390, 217516)]