2575289788990

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{991}}^1\times {\mathrm{321221}}^1$

素因数の和:323028

約数の個数: 32

約数和(自身を含む): 4645949425920

約数和(自身を除く): 2070659636930

約数列:

[1, 2, 5, 10, 809, 991, 1618, 1982, 4045, 4955, 8090, 9910, 321221, 642442, 801719, 1603438, 1606105, 3212210, 4008595, 8017190, 259867789, 318330011, 519735578, 636660022, 1299338945, 1591650055, 2598677890, 3183300110, 257528978899, 515057957798, 1287644894495, 2575289788990]

約数ペア:

[(1, 2575289788990), (2, 1287644894495), (5, 515057957798), (10, 257528978899), (809, 3183300110), (991, 2598677890), (1618, 1591650055), (1982, 1299338945), (4045, 636660022), (4955, 519735578), (8090, 318330011), (9910, 259867789), (321221, 8017190), (642442, 4008595), (801719, 3212210), (1603438, 1606105)]