81096770

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1423}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 150716160

約数和(自身を除く): 69619390

約数列:

[1, 2, 5, 10, 41, 82, 139, 205, 278, 410, 695, 1390, 1423, 2846, 5699, 7115, 11398, 14230, 28495, 56990, 58343, 116686, 197797, 291715, 395594, 583430, 988985, 1977970, 8109677, 16219354, 40548385, 81096770]

約数ペア:

[(1, 81096770), (2, 40548385), (5, 16219354), (10, 8109677), (41, 1977970), (82, 988985), (139, 583430), (205, 395594), (278, 291715), (410, 197797), (695, 116686), (1390, 58343), (1423, 56990), (2846, 28495), (5699, 14230), (7115, 11398)]