904268575

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 1417052160

約数和(自身を除く): 512783585

約数列:

[1, 5, 7, 23, 25, 29, 35, 61, 115, 127, 145, 161, 175, 203, 305, 427, 575, 635, 667, 725, 805, 889, 1015, 1403, 1525, 1769, 2135, 2921, 3175, 3335, 3683, 4025, 4445, 4669, 5075, 7015, 7747, 8845, 9821, 10675, 12383, 14605, 16675, 18415, 20447, 22225, 23345, 25781, 35075, 38735, 40687, 44225, 49105, 54229, 61915, 73025, 84709, 92075, 102235, 116725, 128905, 178181, 193675, 203435, 224663, 245525, 271145, 284809, 309575, 423545, 511175, 592963, 644525, 890905, 1017175, 1123315, 1247267, 1355725, 1424045, 1572641, 2117725, 2964815, 4454525, 5167249, 5616575, 6236335, 7120225, 7863205, 14824075, 25836245, 31181675, 36170743, 39316025, 129181225, 180853715, 904268575]

約数ペア:

[(1, 904268575), (5, 180853715), (7, 129181225), (23, 39316025), (25, 36170743), (29, 31181675), (35, 25836245), (61, 14824075), (115, 7863205), (127, 7120225), (145, 6236335), (161, 5616575), (175, 5167249), (203, 4454525), (305, 2964815), (427, 2117725), (575, 1572641), (635, 1424045), (667, 1355725), (725, 1247267), (805, 1123315), (889, 1017175), (1015, 890905), (1403, 644525), (1525, 592963), (1769, 511175), (2135, 423545), (2921, 309575), (3175, 284809), (3335, 271145), (3683, 245525), (4025, 224663), (4445, 203435), (4669, 193675), (5075, 178181), (7015, 128905), (7747, 116725), (8845, 102235), (9821, 92075), (10675, 84709), (12383, 73025), (14605, 61915), (16675, 54229), (18415, 49105), (20447, 44225), (22225, 40687), (23345, 38735), (25781, 35075)]