72420400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{733}}^1$

素因数の和:783

約数の個数: 120

約数和(自身を含む): 197504720

約数和(自身を除く): 125084320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 733, 760, 950, 988, 1040, 1235, 1300, 1466, 1520, 1900, 1976, 2470, 2600, 2932, 3665, 3800, 3952, 4940, 5200, 5864, 6175, 7330, 7600, 9529, 9880, 11728, 12350, 13927, 14660, 18325, 19058, 19760, 24700, 27854, 29320, 36650, 38116, 47645, 49400, 55708, 58640, 69635, 73300, 76232, 95290, 98800, 111416, 139270, 146600, 152464, 181051, 190580, 222832, 238225, 278540, 293200, 348175, 362102, 381160, 476450, 557080, 696350, 724204, 762320, 905255, 952900, 1114160, 1392700, 1448408, 1810510, 1905800, 2785400, 2896816, 3621020, 3811600, 4526275, 5570800, 7242040, 9052550, 14484080, 18105100, 36210200, 72420400]

約数ペア:

[(1, 72420400), (2, 36210200), (4, 18105100), (5, 14484080), (8, 9052550), (10, 7242040), (13, 5570800), (16, 4526275), (19, 3811600), (20, 3621020), (25, 2896816), (26, 2785400), (38, 1905800), (40, 1810510), (50, 1448408), (52, 1392700), (65, 1114160), (76, 952900), (80, 905255), (95, 762320), (100, 724204), (104, 696350), (130, 557080), (152, 476450), (190, 381160), (200, 362102), (208, 348175), (247, 293200), (260, 278540), (304, 238225), (325, 222832), (380, 190580), (400, 181051), (475, 152464), (494, 146600), (520, 139270), (650, 111416), (733, 98800), (760, 95290), (950, 76232), (988, 73300), (1040, 69635), (1235, 58640), (1300, 55708), (1466, 49400), (1520, 47645), (1900, 38116), (1976, 36650), (2470, 29320), (2600, 27854), (2932, 24700), (3665, 19760), (3800, 19058), (3952, 18325), (4940, 14660), (5200, 13927), (5864, 12350), (6175, 11728), (7330, 9880), (7600, 9529)]