65256880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3691}}^1$

素因数の和:3734

約数の個数: 80

約数和(自身を含む): 173051424

約数和(自身を除く): 107794544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 3691, 4420, 7382, 8840, 14764, 17680, 18455, 29528, 36910, 47983, 59056, 62747, 73820, 95966, 125494, 147640, 191932, 239915, 250988, 295280, 313735, 383864, 479830, 501976, 627470, 767728, 815711, 959660, 1003952, 1254940, 1631422, 1919320, 2509880, 3262844, 3838640, 4078555, 5019760, 6525688, 8157110, 13051376, 16314220, 32628440, 65256880]

約数ペア:

[(1, 65256880), (2, 32628440), (4, 16314220), (5, 13051376), (8, 8157110), (10, 6525688), (13, 5019760), (16, 4078555), (17, 3838640), (20, 3262844), (26, 2509880), (34, 1919320), (40, 1631422), (52, 1254940), (65, 1003952), (68, 959660), (80, 815711), (85, 767728), (104, 627470), (130, 501976), (136, 479830), (170, 383864), (208, 313735), (221, 295280), (260, 250988), (272, 239915), (340, 191932), (442, 147640), (520, 125494), (680, 95966), (884, 73820), (1040, 62747), (1105, 59056), (1360, 47983), (1768, 36910), (2210, 29528), (3536, 18455), (3691, 17680), (4420, 14764), (7382, 8840)]