66590240

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2179}}^1$

素因数の和:2385

約数の個数: 48

約数和(自身を含む): 158215680

約数和(自身を除く): 91625440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 764, 955, 1528, 1910, 2179, 3056, 3820, 4358, 6112, 7640, 8716, 10895, 15280, 17432, 21790, 30560, 34864, 43580, 69728, 87160, 174320, 348640, 416189, 832378, 1664756, 2080945, 3329512, 4161890, 6659024, 8323780, 13318048, 16647560, 33295120, 66590240]

約数ペア:

[(1, 66590240), (2, 33295120), (4, 16647560), (5, 13318048), (8, 8323780), (10, 6659024), (16, 4161890), (20, 3329512), (32, 2080945), (40, 1664756), (80, 832378), (160, 416189), (191, 348640), (382, 174320), (764, 87160), (955, 69728), (1528, 43580), (1910, 34864), (2179, 30560), (3056, 21790), (3820, 17432), (4358, 15280), (6112, 10895), (7640, 8716)]