40589900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31223}}^1$

素因数の和:31250

約数の個数: 36

約数和(自身を含む): 94858512

約数和(自身を除く): 54268612

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 31223, 62446, 124892, 156115, 312230, 405899, 624460, 780575, 811798, 1561150, 1623596, 2029495, 3122300, 4058990, 8117980, 10147475, 20294950, 40589900]

約数ペア:

[(1, 40589900), (2, 20294950), (4, 10147475), (5, 8117980), (10, 4058990), (13, 3122300), (20, 2029495), (25, 1623596), (26, 1561150), (50, 811798), (52, 780575), (65, 624460), (100, 405899), (130, 312230), (260, 156115), (325, 124892), (650, 62446), (1300, 31223)]