129627430

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{1543}}^1$

素因数の和:1852

約数の個数: 32

約数和(自身を含む): 241901568

約数和(自身を除く): 112274138

約数列:

[1, 2, 5, 10, 31, 62, 155, 271, 310, 542, 1355, 1543, 2710, 3086, 7715, 8401, 15430, 16802, 42005, 47833, 84010, 95666, 239165, 418153, 478330, 836306, 2090765, 4181530, 12962743, 25925486, 64813715, 129627430]

約数ペア:

[(1, 129627430), (2, 64813715), (5, 25925486), (10, 12962743), (31, 4181530), (62, 2090765), (155, 836306), (271, 478330), (310, 418153), (542, 239165), (1355, 95666), (1543, 84010), (2710, 47833), (3086, 42005), (7715, 16802), (8401, 15430)]