2051275850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{108821}}^1$

素因数の和:108875

約数の個数: 48

約数和(自身を含む): 4250587320

約数和(自身を除く): 2199311470

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1885, 3770, 9425, 18850, 108821, 217642, 544105, 1088210, 1414673, 2720525, 2829346, 3155809, 5441050, 6311618, 7073365, 14146730, 15779045, 31558090, 35366825, 41025517, 70733650, 78895225, 82051034, 157790450, 205127585, 410255170, 1025637925, 2051275850]

約数ペア:

[(1, 2051275850), (2, 1025637925), (5, 410255170), (10, 205127585), (13, 157790450), (25, 82051034), (26, 78895225), (29, 70733650), (50, 41025517), (58, 35366825), (65, 31558090), (130, 15779045), (145, 14146730), (290, 7073365), (325, 6311618), (377, 5441050), (650, 3155809), (725, 2829346), (754, 2720525), (1450, 1414673), (1885, 1088210), (3770, 544105), (9425, 217642), (18850, 108821)]