81643710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66377}}^1$

素因数の和:66428

約数の個数: 32

約数和(自身を含む): 200727072

約数和(自身を除く): 119083362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 66377, 132754, 199131, 331885, 398262, 663770, 995655, 1991310, 2721457, 5442914, 8164371, 13607285, 16328742, 27214570, 40821855, 81643710]

約数ペア:

[(1, 81643710), (2, 40821855), (3, 27214570), (5, 16328742), (6, 13607285), (10, 8164371), (15, 5442914), (30, 2721457), (41, 1991310), (82, 995655), (123, 663770), (205, 398262), (246, 331885), (410, 199131), (615, 132754), (1230, 66377)]