81807464

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{13127}}^1$

素因数の和:13193

約数の個数: 32

約数和(自身を含む): 165412800

約数和(自身を除く): 83605336

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 6232, 13127, 26254, 52508, 105016, 249413, 498826, 538207, 997652, 1076414, 1995304, 2152828, 4305656, 10225933, 20451866, 40903732, 81807464]

約数ペア:

[(1, 81807464), (2, 40903732), (4, 20451866), (8, 10225933), (19, 4305656), (38, 2152828), (41, 1995304), (76, 1076414), (82, 997652), (152, 538207), (164, 498826), (328, 249413), (779, 105016), (1558, 52508), (3116, 26254), (6232, 13127)]