90587475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2153}}^1$

素因数の和:2197

約数の個数: 72

約数和(自身を含む): 187501392

約数和(自身を除く): 96913917

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1683, 2153, 2475, 2805, 3825, 4675, 6459, 8415, 10765, 14025, 19377, 23683, 32295, 36601, 42075, 53825, 71049, 96885, 109803, 118415, 161475, 183005, 213147, 329409, 355245, 402611, 484425, 549015, 592075, 915025, 1065735, 1207833, 1647045, 1776225, 2013055, 2745075, 3623499, 5328675, 6039165, 8235225, 10065275, 18117495, 30195825, 90587475]

約数ペア:

[(1, 90587475), (3, 30195825), (5, 18117495), (9, 10065275), (11, 8235225), (15, 6039165), (17, 5328675), (25, 3623499), (33, 2745075), (45, 2013055), (51, 1776225), (55, 1647045), (75, 1207833), (85, 1065735), (99, 915025), (153, 592075), (165, 549015), (187, 484425), (225, 402611), (255, 355245), (275, 329409), (425, 213147), (495, 183005), (561, 161475), (765, 118415), (825, 109803), (935, 96885), (1275, 71049), (1683, 53825), (2153, 42075), (2475, 36601), (2805, 32295), (3825, 23683), (4675, 19377), (6459, 14025), (8415, 10765)]