74850920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{23687}}^1$

素因数の和:23777

約数の個数: 32

約数和(自身を含む): 170553600

約数和(自身を除く): 95702680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 23687, 47374, 94748, 118435, 189496, 236870, 473740, 947480, 1871273, 3742546, 7485092, 9356365, 14970184, 18712730, 37425460, 74850920]

約数ペア:

[(1, 74850920), (2, 37425460), (4, 18712730), (5, 14970184), (8, 9356365), (10, 7485092), (20, 3742546), (40, 1871273), (79, 947480), (158, 473740), (316, 236870), (395, 189496), (632, 118435), (790, 94748), (1580, 47374), (3160, 23687)]