31286450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 63329280

約数和(自身を除く): 32042830

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 127, 130, 254, 325, 379, 635, 650, 758, 1270, 1651, 1895, 3175, 3302, 3790, 4927, 6350, 8255, 9475, 9854, 16510, 18950, 24635, 41275, 48133, 49270, 82550, 96266, 123175, 240665, 246350, 481330, 625729, 1203325, 1251458, 2406650, 3128645, 6257290, 15643225, 31286450]

約数ペア:

[(1, 31286450), (2, 15643225), (5, 6257290), (10, 3128645), (13, 2406650), (25, 1251458), (26, 1203325), (50, 625729), (65, 481330), (127, 246350), (130, 240665), (254, 123175), (325, 96266), (379, 82550), (635, 49270), (650, 48133), (758, 41275), (1270, 24635), (1651, 18950), (1895, 16510), (3175, 9854), (3302, 9475), (3790, 8255), (4927, 6350)]