51881800

素因数分解:

$2^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1741}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 121504500

約数和(自身を除く): 69622700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 149, 200, 298, 596, 745, 1192, 1490, 1741, 2980, 3482, 3725, 5960, 6964, 7450, 8705, 13928, 14900, 17410, 29800, 34820, 43525, 69640, 87050, 174100, 259409, 348200, 518818, 1037636, 1297045, 2075272, 2594090, 5188180, 6485225, 10376360, 12970450, 25940900, 51881800]

約数ペア:

[(1, 51881800), (2, 25940900), (4, 12970450), (5, 10376360), (8, 6485225), (10, 5188180), (20, 2594090), (25, 2075272), (40, 1297045), (50, 1037636), (100, 518818), (149, 348200), (200, 259409), (298, 174100), (596, 87050), (745, 69640), (1192, 43525), (1490, 34820), (1741, 29800), (2980, 17410), (3482, 14900), (3725, 13928), (5960, 8705), (6964, 7450)]