8150560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{421}}^1$

素因数の和:458

約数の個数: 72

約数和(自身を含む): 21215628

約数和(自身を除く): 13065068

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 421, 440, 484, 605, 842, 880, 968, 1210, 1684, 1760, 1936, 2105, 2420, 3368, 3872, 4210, 4631, 4840, 6736, 8420, 9262, 9680, 13472, 16840, 18524, 19360, 23155, 33680, 37048, 46310, 50941, 67360, 74096, 92620, 101882, 148192, 185240, 203764, 254705, 370480, 407528, 509410, 740960, 815056, 1018820, 1630112, 2037640, 4075280, 8150560]

約数ペア:

[(1, 8150560), (2, 4075280), (4, 2037640), (5, 1630112), (8, 1018820), (10, 815056), (11, 740960), (16, 509410), (20, 407528), (22, 370480), (32, 254705), (40, 203764), (44, 185240), (55, 148192), (80, 101882), (88, 92620), (110, 74096), (121, 67360), (160, 50941), (176, 46310), (220, 37048), (242, 33680), (352, 23155), (421, 19360), (440, 18524), (484, 16840), (605, 13472), (842, 9680), (880, 9262), (968, 8420), (1210, 6736), (1684, 4840), (1760, 4631), (1936, 4210), (2105, 3872), (2420, 3368)]