61538870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{212203}}^1$

素因数の和:212239

約数の個数: 16

約数和(自身を含む): 114590160

約数和(自身を除く): 53051290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 212203, 424406, 1061015, 2122030, 6153887, 12307774, 30769435, 61538870]

約数ペア:

[(1, 61538870), (2, 30769435), (5, 12307774), (10, 6153887), (29, 2122030), (58, 1061015), (145, 424406), (290, 212203)]