90709187305

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{631}}^1\times {\mathrm{21601}}^1$

素因数の和:22270

約数の個数: 32

約数和(自身を含む): 119923243776

約数和(自身を除く): 29214056471

約数列:

[1, 5, 11, 55, 121, 605, 631, 1331, 3155, 6655, 6941, 21601, 34705, 76351, 108005, 237611, 381755, 839861, 1188055, 2613721, 4199305, 13068605, 13630231, 28750931, 68151155, 143754655, 149932541, 749662705, 1649257951, 8246289755, 18141837461, 90709187305]

約数ペア:

[(1, 90709187305), (5, 18141837461), (11, 8246289755), (55, 1649257951), (121, 749662705), (605, 149932541), (631, 143754655), (1331, 68151155), (3155, 28750931), (6655, 13630231), (6941, 13068605), (21601, 4199305), (34705, 2613721), (76351, 1188055), (108005, 839861), (237611, 381755)]