80530480

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{3557}}^1$

素因数の和:3853

約数の個数: 40

約数和(自身を含む): 187947792

約数和(自身を除く): 107417312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 2264, 2830, 3557, 4528, 5660, 7114, 11320, 14228, 17785, 22640, 28456, 35570, 56912, 71140, 142280, 284560, 1006631, 2013262, 4026524, 5033155, 8053048, 10066310, 16106096, 20132620, 40265240, 80530480]

約数ペア:

[(1, 80530480), (2, 40265240), (4, 20132620), (5, 16106096), (8, 10066310), (10, 8053048), (16, 5033155), (20, 4026524), (40, 2013262), (80, 1006631), (283, 284560), (566, 142280), (1132, 71140), (1415, 56912), (2264, 35570), (2830, 28456), (3557, 22640), (4528, 17785), (5660, 14228), (7114, 11320)]