91802290

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{541}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 168583680

約数和(自身を除く): 76781390

約数列:

[1, 2, 5, 10, 71, 142, 239, 355, 478, 541, 710, 1082, 1195, 2390, 2705, 5410, 16969, 33938, 38411, 76822, 84845, 129299, 169690, 192055, 258598, 384110, 646495, 1292990, 9180229, 18360458, 45901145, 91802290]

約数ペア:

[(1, 91802290), (2, 45901145), (5, 18360458), (10, 9180229), (71, 1292990), (142, 646495), (239, 384110), (355, 258598), (478, 192055), (541, 169690), (710, 129299), (1082, 84845), (1195, 76822), (2390, 38411), (2705, 33938), (5410, 16969)]