49837520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 120862800

約数和(自身を除く): 71025280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 113, 148, 149, 185, 226, 296, 298, 370, 452, 565, 592, 596, 740, 745, 904, 1130, 1192, 1480, 1490, 1808, 2260, 2384, 2960, 2980, 4181, 4520, 5513, 5960, 8362, 9040, 11026, 11920, 16724, 16837, 20905, 22052, 27565, 33448, 33674, 41810, 44104, 55130, 66896, 67348, 83620, 84185, 88208, 110260, 134696, 167240, 168370, 220520, 269392, 334480, 336740, 441040, 622969, 673480, 1245938, 1346960, 2491876, 3114845, 4983752, 6229690, 9967504, 12459380, 24918760, 49837520]

約数ペア:

[(1, 49837520), (2, 24918760), (4, 12459380), (5, 9967504), (8, 6229690), (10, 4983752), (16, 3114845), (20, 2491876), (37, 1346960), (40, 1245938), (74, 673480), (80, 622969), (113, 441040), (148, 336740), (149, 334480), (185, 269392), (226, 220520), (296, 168370), (298, 167240), (370, 134696), (452, 110260), (565, 88208), (592, 84185), (596, 83620), (740, 67348), (745, 66896), (904, 55130), (1130, 44104), (1192, 41810), (1480, 33674), (1490, 33448), (1808, 27565), (2260, 22052), (2384, 20905), (2960, 16837), (2980, 16724), (4181, 11920), (4520, 11026), (5513, 9040), (5960, 8362)]