68104870

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:576

約数の個数: 32

約数和(自身を含む): 124540416

約数和(自身を除く): 56435546

約数列:

[1, 2, 5, 10, 181, 191, 197, 362, 382, 394, 905, 955, 985, 1810, 1910, 1970, 34571, 35657, 37627, 69142, 71314, 75254, 172855, 178285, 188135, 345710, 356570, 376270, 6810487, 13620974, 34052435, 68104870]

約数ペア:

[(1, 68104870), (2, 34052435), (5, 13620974), (10, 6810487), (181, 376270), (191, 356570), (197, 345710), (362, 188135), (382, 178285), (394, 172855), (905, 75254), (955, 71314), (985, 69142), (1810, 37627), (1910, 35657), (1970, 34571)]