68077360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{977}}^1$

素因数の和:1070

約数の個数: 80

約数和(自身を含む): 173176416

約数和(自身を除く): 105099056

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 335, 520, 536, 670, 871, 977, 1040, 1072, 1340, 1742, 1954, 2680, 3484, 3908, 4355, 4885, 5360, 6968, 7816, 8710, 9770, 12701, 13936, 15632, 17420, 19540, 25402, 34840, 39080, 50804, 63505, 65459, 69680, 78160, 101608, 127010, 130918, 203216, 254020, 261836, 327295, 508040, 523672, 654590, 850967, 1016080, 1047344, 1309180, 1701934, 2618360, 3403868, 4254835, 5236720, 6807736, 8509670, 13615472, 17019340, 34038680, 68077360]

約数ペア:

[(1, 68077360), (2, 34038680), (4, 17019340), (5, 13615472), (8, 8509670), (10, 6807736), (13, 5236720), (16, 4254835), (20, 3403868), (26, 2618360), (40, 1701934), (52, 1309180), (65, 1047344), (67, 1016080), (80, 850967), (104, 654590), (130, 523672), (134, 508040), (208, 327295), (260, 261836), (268, 254020), (335, 203216), (520, 130918), (536, 127010), (670, 101608), (871, 78160), (977, 69680), (1040, 65459), (1072, 63505), (1340, 50804), (1742, 39080), (1954, 34840), (2680, 25402), (3484, 19540), (3908, 17420), (4355, 15632), (4885, 13936), (5360, 12701), (6968, 9770), (7816, 8710)]