75378980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{121579}}^1$

素因数の和:121619

約数の個数: 24

約数和(自身を含む): 163403520

約数和(自身を除く): 88024540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 121579, 243158, 486316, 607895, 1215790, 2431580, 3768949, 7537898, 15075796, 18844745, 37689490, 75378980]

約数ペア:

[(1, 75378980), (2, 37689490), (4, 18844745), (5, 15075796), (10, 7537898), (20, 3768949), (31, 2431580), (62, 1215790), (124, 607895), (155, 486316), (310, 243158), (620, 121579)]