25580320

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 64638000

約数和(自身を除く): 39057680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 37, 40, 58, 74, 80, 116, 145, 148, 149, 160, 185, 232, 290, 296, 298, 370, 464, 580, 592, 596, 740, 745, 928, 1073, 1160, 1184, 1192, 1480, 1490, 2146, 2320, 2384, 2960, 2980, 4292, 4321, 4640, 4768, 5365, 5513, 5920, 5960, 8584, 8642, 10730, 11026, 11920, 17168, 17284, 21460, 21605, 22052, 23840, 27565, 34336, 34568, 42920, 43210, 44104, 55130, 69136, 85840, 86420, 88208, 110260, 138272, 159877, 171680, 172840, 176416, 220520, 319754, 345680, 441040, 639508, 691360, 799385, 882080, 1279016, 1598770, 2558032, 3197540, 5116064, 6395080, 12790160, 25580320]

約数ペア:

[(1, 25580320), (2, 12790160), (4, 6395080), (5, 5116064), (8, 3197540), (10, 2558032), (16, 1598770), (20, 1279016), (29, 882080), (32, 799385), (37, 691360), (40, 639508), (58, 441040), (74, 345680), (80, 319754), (116, 220520), (145, 176416), (148, 172840), (149, 171680), (160, 159877), (185, 138272), (232, 110260), (290, 88208), (296, 86420), (298, 85840), (370, 69136), (464, 55130), (580, 44104), (592, 43210), (596, 42920), (740, 34568), (745, 34336), (928, 27565), (1073, 23840), (1160, 22052), (1184, 21605), (1192, 21460), (1480, 17284), (1490, 17168), (2146, 11920), (2320, 11026), (2384, 10730), (2960, 8642), (2980, 8584), (4292, 5960), (4321, 5920), (4640, 5513), (4768, 5365)]