68564890

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 125856000

約数和(自身を除く): 57291110

約数列:

[1, 2, 5, 10, 79, 158, 229, 379, 395, 458, 758, 790, 1145, 1895, 2290, 3790, 18091, 29941, 36182, 59882, 86791, 90455, 149705, 173582, 180910, 299410, 433955, 867910, 6856489, 13712978, 34282445, 68564890]

約数ペア:

[(1, 68564890), (2, 34282445), (5, 13712978), (10, 6856489), (79, 867910), (158, 433955), (229, 299410), (379, 180910), (395, 173582), (458, 149705), (758, 90455), (790, 86791), (1145, 59882), (1895, 36182), (2290, 29941), (3790, 18091)]