90863680

素因数分解:

$2^6\times 5^1\times {\mathrm{283949}}^1$

素因数の和:283966

約数の個数: 28

約数和(自身を含む): 216369900

約数和(自身を除く): 125506220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 283949, 567898, 1135796, 1419745, 2271592, 2839490, 4543184, 5678980, 9086368, 11357960, 18172736, 22715920, 45431840, 90863680]

約数ペア:

[(1, 90863680), (2, 45431840), (4, 22715920), (5, 18172736), (8, 11357960), (10, 9086368), (16, 5678980), (20, 4543184), (32, 2839490), (40, 2271592), (64, 1419745), (80, 1135796), (160, 567898), (320, 283949)]