20162040475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{683}}^1\times {\mathrm{2143}}^1$

素因数の和:2884

約数の個数: 48

約数和(自身を含む): 27276825600

約数和(自身を除く): 7114785125

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 683, 725, 2143, 2755, 3415, 10715, 12977, 13775, 17075, 19807, 40717, 53575, 62147, 64885, 99035, 203585, 310735, 324425, 376333, 495175, 1017925, 1180793, 1463669, 1553675, 1881665, 5903965, 7318345, 9408325, 27809711, 29519825, 36591725, 42446401, 139048555, 212232005, 695242775, 806481619, 1061160025, 4032408095, 20162040475]

約数ペア:

[(1, 20162040475), (5, 4032408095), (19, 1061160025), (25, 806481619), (29, 695242775), (95, 212232005), (145, 139048555), (475, 42446401), (551, 36591725), (683, 29519825), (725, 27809711), (2143, 9408325), (2755, 7318345), (3415, 5903965), (10715, 1881665), (12977, 1553675), (13775, 1463669), (17075, 1180793), (19807, 1017925), (40717, 495175), (53575, 376333), (62147, 324425), (64885, 310735), (99035, 203585)]