111517540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{107}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 250096896

約数和(自身を除く): 138579356

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 107, 124, 155, 164, 205, 214, 310, 410, 428, 535, 620, 820, 1070, 1271, 1681, 2140, 2542, 3317, 3362, 4387, 5084, 6355, 6634, 6724, 8405, 8774, 12710, 13268, 16585, 16810, 17548, 21935, 25420, 33170, 33620, 43870, 52111, 66340, 87740, 104222, 135997, 179867, 208444, 260555, 271994, 359734, 521110, 543988, 679985, 719468, 899335, 1042220, 1359970, 1798670, 2719940, 3597340, 5575877, 11151754, 22303508, 27879385, 55758770, 111517540]

約数ペア:

[(1, 111517540), (2, 55758770), (4, 27879385), (5, 22303508), (10, 11151754), (20, 5575877), (31, 3597340), (41, 2719940), (62, 1798670), (82, 1359970), (107, 1042220), (124, 899335), (155, 719468), (164, 679985), (205, 543988), (214, 521110), (310, 359734), (410, 271994), (428, 260555), (535, 208444), (620, 179867), (820, 135997), (1070, 104222), (1271, 87740), (1681, 66340), (2140, 52111), (2542, 43870), (3317, 33620), (3362, 33170), (4387, 25420), (5084, 21935), (6355, 17548), (6634, 16810), (6724, 16585), (8405, 13268), (8774, 12710)]