71304680

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{6299}}^1$

素因数の和:6593

約数の個数: 32

約数和(自身を含む): 161028000

約数和(自身を除く): 89723320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 6299, 11320, 12598, 25196, 31495, 50392, 62990, 125980, 251960, 1782617, 3565234, 7130468, 8913085, 14260936, 17826170, 35652340, 71304680]

約数ペア:

[(1, 71304680), (2, 35652340), (4, 17826170), (5, 14260936), (8, 8913085), (10, 7130468), (20, 3565234), (40, 1782617), (283, 251960), (566, 125980), (1132, 62990), (1415, 50392), (2264, 31495), (2830, 25196), (5660, 12598), (6299, 11320)]