107750740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 231404544

約数和(自身を除く): 123653804

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 191, 268, 335, 382, 421, 670, 764, 842, 955, 1340, 1684, 1910, 2105, 3820, 4210, 8420, 12797, 25594, 28207, 51188, 56414, 63985, 80411, 112828, 127970, 141035, 160822, 255940, 282070, 321644, 402055, 564140, 804110, 1608220, 5387537, 10775074, 21550148, 26937685, 53875370, 107750740]

約数ペア:

[(1, 107750740), (2, 53875370), (4, 26937685), (5, 21550148), (10, 10775074), (20, 5387537), (67, 1608220), (134, 804110), (191, 564140), (268, 402055), (335, 321644), (382, 282070), (421, 255940), (670, 160822), (764, 141035), (842, 127970), (955, 112828), (1340, 80411), (1684, 63985), (1910, 56414), (2105, 51188), (3820, 28207), (4210, 25594), (8420, 12797)]