64909660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{104693}}^1$

素因数の和:104733

約数の個数: 24

約数和(自身を含む): 140708736

約数和(自身を除く): 75799076

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 104693, 209386, 418772, 523465, 1046930, 2093860, 3245483, 6490966, 12981932, 16227415, 32454830, 64909660]

約数ペア:

[(1, 64909660), (2, 32454830), (4, 16227415), (5, 12981932), (10, 6490966), (20, 3245483), (31, 2093860), (62, 1046930), (124, 523465), (155, 418772), (310, 209386), (620, 104693)]