90575480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{31019}}^1$

素因数の和:31103

約数の個数: 32

約数和(自身を含む): 206593200

約数和(自身を除く): 116017720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 31019, 62038, 124076, 155095, 248152, 310190, 620380, 1240760, 2264387, 4528774, 9057548, 11321935, 18115096, 22643870, 45287740, 90575480]

約数ペア:

[(1, 90575480), (2, 45287740), (4, 22643870), (5, 18115096), (8, 11321935), (10, 9057548), (20, 4528774), (40, 2264387), (73, 1240760), (146, 620380), (292, 310190), (365, 248152), (584, 155095), (730, 124076), (1460, 62038), (2920, 31019)]