166152160

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2539}}^1$

素因数の和:2963

約数の個数: 48

約数和(自身を含む): 393649200

約数和(自身を除く): 227497040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 818, 1636, 2045, 2539, 3272, 4090, 5078, 6544, 8180, 10156, 12695, 13088, 16360, 20312, 25390, 32720, 40624, 50780, 65440, 81248, 101560, 203120, 406240, 1038451, 2076902, 4153804, 5192255, 8307608, 10384510, 16615216, 20769020, 33230432, 41538040, 83076080, 166152160]

約数ペア:

[(1, 166152160), (2, 83076080), (4, 41538040), (5, 33230432), (8, 20769020), (10, 16615216), (16, 10384510), (20, 8307608), (32, 5192255), (40, 4153804), (80, 2076902), (160, 1038451), (409, 406240), (818, 203120), (1636, 101560), (2045, 81248), (2539, 65440), (3272, 50780), (4090, 40624), (5078, 32720), (6544, 25390), (8180, 20312), (10156, 16360), (12695, 13088)]