80148848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{385331}}^1$

素因数の和:385352

約数の個数: 20

約数和(自身を含む): 167234088

約数和(自身を除く): 87085240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 385331, 770662, 1541324, 3082648, 5009303, 6165296, 10018606, 20037212, 40074424, 80148848]

約数ペア:

[(1, 80148848), (2, 40074424), (4, 20037212), (8, 10018606), (13, 6165296), (16, 5009303), (26, 3082648), (52, 1541324), (104, 770662), (208, 385331)]