85002320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:157

約数の個数: 120

約数和(自身を含む): 223334664

約数和(自身を除く): 138332344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 47, 52, 65, 74, 80, 94, 104, 130, 148, 185, 188, 208, 235, 260, 296, 370, 376, 470, 481, 520, 592, 611, 740, 752, 940, 962, 1040, 1222, 1480, 1739, 1880, 1924, 2209, 2405, 2444, 2960, 3055, 3478, 3760, 3848, 4418, 4810, 4888, 6110, 6956, 7696, 8695, 8836, 9620, 9776, 11045, 12220, 13912, 17390, 17672, 19240, 22090, 22607, 24440, 27824, 28717, 34780, 35344, 38480, 44180, 45214, 48880, 57434, 69560, 81733, 88360, 90428, 113035, 114868, 139120, 143585, 163466, 176720, 180856, 226070, 229736, 287170, 326932, 361712, 408665, 452140, 459472, 574340, 653864, 817330, 904280, 1062529, 1148680, 1307728, 1634660, 1808560, 2125058, 2297360, 3269320, 4250116, 5312645, 6538640, 8500232, 10625290, 17000464, 21250580, 42501160, 85002320]

約数ペア:

[(1, 85002320), (2, 42501160), (4, 21250580), (5, 17000464), (8, 10625290), (10, 8500232), (13, 6538640), (16, 5312645), (20, 4250116), (26, 3269320), (37, 2297360), (40, 2125058), (47, 1808560), (52, 1634660), (65, 1307728), (74, 1148680), (80, 1062529), (94, 904280), (104, 817330), (130, 653864), (148, 574340), (185, 459472), (188, 452140), (208, 408665), (235, 361712), (260, 326932), (296, 287170), (370, 229736), (376, 226070), (470, 180856), (481, 176720), (520, 163466), (592, 143585), (611, 139120), (740, 114868), (752, 113035), (940, 90428), (962, 88360), (1040, 81733), (1222, 69560), (1480, 57434), (1739, 48880), (1880, 45214), (1924, 44180), (2209, 38480), (2405, 35344), (2444, 34780), (2960, 28717), (3055, 27824), (3478, 24440), (3760, 22607), (3848, 22090), (4418, 19240), (4810, 17672), (4888, 17390), (6110, 13912), (6956, 12220), (7696, 11045), (8695, 9776), (8836, 9620)]