79730040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51109}}^1$

素因数の和:51136

約数の個数: 64

約数和(自身を含む): 257594400

約数和(自身を除く): 177864360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 51109, 102218, 153327, 204436, 255545, 306654, 408872, 511090, 613308, 664417, 766635, 1022180, 1226616, 1328834, 1533270, 1993251, 2044360, 2657668, 3066540, 3322085, 3986502, 5315336, 6133080, 6644170, 7973004, 9966255, 13288340, 15946008, 19932510, 26576680, 39865020, 79730040]

約数ペア:

[(1, 79730040), (2, 39865020), (3, 26576680), (4, 19932510), (5, 15946008), (6, 13288340), (8, 9966255), (10, 7973004), (12, 6644170), (13, 6133080), (15, 5315336), (20, 3986502), (24, 3322085), (26, 3066540), (30, 2657668), (39, 2044360), (40, 1993251), (52, 1533270), (60, 1328834), (65, 1226616), (78, 1022180), (104, 766635), (120, 664417), (130, 613308), (156, 511090), (195, 408872), (260, 306654), (312, 255545), (390, 204436), (520, 153327), (780, 102218), (1560, 51109)]