90650480

素因数分解:

$2^4\times 5^1\times {\mathrm{1133131}}^1$

素因数の和:1133144

約数の個数: 20

約数和(自身を含む): 210762552

約数和(自身を除く): 120112072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1133131, 2266262, 4532524, 5665655, 9065048, 11331310, 18130096, 22662620, 45325240, 90650480]

約数ペア:

[(1, 90650480), (2, 45325240), (4, 22662620), (5, 18130096), (8, 11331310), (10, 9065048), (16, 5665655), (20, 4532524), (40, 2266262), (80, 1133131)]