87971090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 177292800

約数和(自身を除く): 89321710

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 149, 151, 170, 230, 298, 302, 391, 745, 755, 782, 1490, 1510, 1955, 2533, 2567, 3427, 3473, 3910, 5066, 5134, 6854, 6946, 12665, 12835, 17135, 17365, 22499, 25330, 25670, 34270, 34730, 44998, 58259, 59041, 112495, 116518, 118082, 224990, 291295, 295205, 382483, 517477, 582590, 590410, 764966, 1034954, 1912415, 2587385, 3824830, 5174770, 8797109, 17594218, 43985545, 87971090]

約数ペア:

[(1, 87971090), (2, 43985545), (5, 17594218), (10, 8797109), (17, 5174770), (23, 3824830), (34, 2587385), (46, 1912415), (85, 1034954), (115, 764966), (149, 590410), (151, 582590), (170, 517477), (230, 382483), (298, 295205), (302, 291295), (391, 224990), (745, 118082), (755, 116518), (782, 112495), (1490, 59041), (1510, 58259), (1955, 44998), (2533, 34730), (2567, 34270), (3427, 25670), (3473, 25330), (3910, 22499), (5066, 17365), (5134, 17135), (6854, 12835), (6946, 12665)]