1640456495

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{8837}}^1$

素因数の和:9250

約数の個数: 16

約数和(自身を含む): 1990459008

約数和(自身を除く): 350002513

約数列:

[1, 5, 137, 271, 685, 1355, 8837, 37127, 44185, 185635, 1210669, 2394827, 6053345, 11974135, 328091299, 1640456495]

約数ペア:

[(1, 1640456495), (5, 328091299), (137, 11974135), (271, 6053345), (685, 2394827), (1355, 1210669), (8837, 185635), (37127, 44185)]