201787025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{2539}}^1$

素因数の和:2594

約数の個数: 36

約数和(自身を含む): 290078160

約数和(自身を除く): 88291135

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 289, 425, 935, 1445, 2539, 3179, 4675, 7225, 12695, 15895, 27929, 43163, 63475, 79475, 139645, 215815, 474793, 698225, 733771, 1079075, 2373965, 3668855, 8071481, 11869825, 18344275, 40357405, 201787025]

約数ペア:

[(1, 201787025), (5, 40357405), (11, 18344275), (17, 11869825), (25, 8071481), (55, 3668855), (85, 2373965), (187, 1079075), (275, 733771), (289, 698225), (425, 474793), (935, 215815), (1445, 139645), (2539, 79475), (3179, 63475), (4675, 43163), (7225, 27929), (12695, 15895)]