71989130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1283}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 134604288

約数和(自身を除く): 62615158

約数列:

[1, 2, 5, 10, 31, 62, 155, 181, 310, 362, 905, 1283, 1810, 2566, 5611, 6415, 11222, 12830, 28055, 39773, 56110, 79546, 198865, 232223, 397730, 464446, 1161115, 2322230, 7198913, 14397826, 35994565, 71989130]

約数ペア:

[(1, 71989130), (2, 35994565), (5, 14397826), (10, 7198913), (31, 2322230), (62, 1161115), (155, 464446), (181, 397730), (310, 232223), (362, 198865), (905, 79546), (1283, 56110), (1810, 39773), (2566, 28055), (5611, 12830), (6415, 11222)]