126486820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{6581}}^1$

素因数の和:6652

約数の個数: 36

約数和(自身を含む): 274508892

約数和(自身を除く): 148022072

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4805, 6581, 9610, 13162, 19220, 26324, 32905, 65810, 131620, 204011, 408022, 816044, 1020055, 2040110, 4080220, 6324341, 12648682, 25297364, 31621705, 63243410, 126486820]

約数ペア:

[(1, 126486820), (2, 63243410), (4, 31621705), (5, 25297364), (10, 12648682), (20, 6324341), (31, 4080220), (62, 2040110), (124, 1020055), (155, 816044), (310, 408022), (620, 204011), (961, 131620), (1922, 65810), (3844, 32905), (4805, 26324), (6581, 19220), (9610, 13162)]