87830905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 115458048

約数和(自身を除く): 27627143

約数列:

[1, 5, 23, 31, 71, 115, 155, 347, 355, 713, 1633, 1735, 2201, 3565, 7981, 8165, 10757, 11005, 24637, 39905, 50623, 53785, 123185, 247411, 253115, 566651, 763747, 1237055, 2833255, 3818735, 17566181, 87830905]

約数ペア:

[(1, 87830905), (5, 17566181), (23, 3818735), (31, 2833255), (71, 1237055), (115, 763747), (155, 566651), (347, 253115), (355, 247411), (713, 123185), (1633, 53785), (1735, 50623), (2201, 39905), (3565, 24637), (7981, 11005), (8165, 10757)]