71382880

素因数分解:

$2^5\times 5^1\times {\mathrm{659}}^1\times {\mathrm{677}}^1$

素因数の和:1351

約数の個数: 48

約数和(自身を含む): 169147440

約数和(自身を除く): 97764560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 659, 677, 1318, 1354, 2636, 2708, 3295, 3385, 5272, 5416, 6590, 6770, 10544, 10832, 13180, 13540, 21088, 21664, 26360, 27080, 52720, 54160, 105440, 108320, 446143, 892286, 1784572, 2230715, 3569144, 4461430, 7138288, 8922860, 14276576, 17845720, 35691440, 71382880]

約数ペア:

[(1, 71382880), (2, 35691440), (4, 17845720), (5, 14276576), (8, 8922860), (10, 7138288), (16, 4461430), (20, 3569144), (32, 2230715), (40, 1784572), (80, 892286), (160, 446143), (659, 108320), (677, 105440), (1318, 54160), (1354, 52720), (2636, 27080), (2708, 26360), (3295, 21664), (3385, 21088), (5272, 13540), (5416, 13180), (6590, 10832), (6770, 10544)]