100749680

素因数分解:

$2^4\times 5^1\times {\mathrm{1259371}}^1$

素因数の和:1259384

約数の個数: 20

約数和(自身を含む): 234243192

約数和(自身を除く): 133493512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1259371, 2518742, 5037484, 6296855, 10074968, 12593710, 20149936, 25187420, 50374840, 100749680]

約数ペア:

[(1, 100749680), (2, 50374840), (4, 25187420), (5, 20149936), (8, 12593710), (10, 10074968), (16, 6296855), (20, 5037484), (40, 2518742), (80, 1259371)]