201817525

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:108

約数の個数: 144

約数和(自身を含む): 356227200

約数和(自身を除く): 154409675

約数列:

[1, 5, 7, 13, 19, 23, 25, 29, 35, 49, 65, 91, 95, 115, 133, 145, 161, 175, 203, 245, 247, 299, 325, 377, 437, 455, 475, 551, 575, 637, 665, 667, 725, 805, 931, 1015, 1127, 1225, 1235, 1421, 1495, 1729, 1885, 2093, 2185, 2275, 2639, 2755, 3059, 3185, 3325, 3335, 3857, 4025, 4655, 4669, 5075, 5635, 5681, 6175, 7105, 7163, 7475, 8645, 8671, 9425, 10465, 10925, 12103, 12673, 13195, 13775, 14651, 15295, 15925, 16675, 18473, 19285, 21413, 23275, 23345, 26999, 28175, 28405, 32683, 35525, 35815, 39767, 43225, 43355, 50141, 52325, 60515, 60697, 63365, 65975, 73255, 76475, 88711, 92365, 96425, 107065, 116725, 134995, 142025, 163415, 164749, 179075, 198835, 216775, 250705, 278369, 302575, 303485, 316825, 350987, 366275, 424879, 443555, 461825, 535325, 620977, 674975, 817075, 823745, 994175, 1153243, 1253525, 1391845, 1517425, 1754935, 2124395, 2217775, 3104885, 4118725, 5766215, 6959225, 8072701, 8774675, 10621975, 15524425, 28831075, 40363505, 201817525]

約数ペア:

[(1, 201817525), (5, 40363505), (7, 28831075), (13, 15524425), (19, 10621975), (23, 8774675), (25, 8072701), (29, 6959225), (35, 5766215), (49, 4118725), (65, 3104885), (91, 2217775), (95, 2124395), (115, 1754935), (133, 1517425), (145, 1391845), (161, 1253525), (175, 1153243), (203, 994175), (245, 823745), (247, 817075), (299, 674975), (325, 620977), (377, 535325), (437, 461825), (455, 443555), (475, 424879), (551, 366275), (575, 350987), (637, 316825), (665, 303485), (667, 302575), (725, 278369), (805, 250705), (931, 216775), (1015, 198835), (1127, 179075), (1225, 164749), (1235, 163415), (1421, 142025), (1495, 134995), (1729, 116725), (1885, 107065), (2093, 96425), (2185, 92365), (2275, 88711), (2639, 76475), (2755, 73255), (3059, 65975), (3185, 63365), (3325, 60697), (3335, 60515), (3857, 52325), (4025, 50141), (4655, 43355), (4669, 43225), (5075, 39767), (5635, 35815), (5681, 35525), (6175, 32683), (7105, 28405), (7163, 28175), (7475, 26999), (8645, 23345), (8671, 23275), (9425, 21413), (10465, 19285), (10925, 18473), (12103, 16675), (12673, 15925), (13195, 15295), (13775, 14651)]