61779920

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3463}}^1$

素因数の和:3699

約数の個数: 40

約数和(自身を含む): 144324096

約数和(自身を除く): 82544176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 3463, 3568, 4460, 6926, 8920, 13852, 17315, 17840, 27704, 34630, 55408, 69260, 138520, 277040, 772249, 1544498, 3088996, 3861245, 6177992, 7722490, 12355984, 15444980, 30889960, 61779920]

約数ペア:

[(1, 61779920), (2, 30889960), (4, 15444980), (5, 12355984), (8, 7722490), (10, 6177992), (16, 3861245), (20, 3088996), (40, 1544498), (80, 772249), (223, 277040), (446, 138520), (892, 69260), (1115, 55408), (1784, 34630), (2230, 27704), (3463, 17840), (3568, 17315), (4460, 13852), (6926, 8920)]