48221920

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^2\times {\mathrm{163}}^1$

素因数の和:264

約数の個数: 72

約数和(自身を含む): 117350856

約数和(自身を除く): 69128936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 163, 172, 215, 326, 344, 430, 652, 688, 815, 860, 1304, 1376, 1630, 1720, 1849, 2608, 3260, 3440, 3698, 5216, 6520, 6880, 7009, 7396, 9245, 13040, 14018, 14792, 18490, 26080, 28036, 29584, 35045, 36980, 56072, 59168, 70090, 73960, 112144, 140180, 147920, 224288, 280360, 295840, 301387, 560720, 602774, 1121440, 1205548, 1506935, 2411096, 3013870, 4822192, 6027740, 9644384, 12055480, 24110960, 48221920]

約数ペア:

[(1, 48221920), (2, 24110960), (4, 12055480), (5, 9644384), (8, 6027740), (10, 4822192), (16, 3013870), (20, 2411096), (32, 1506935), (40, 1205548), (43, 1121440), (80, 602774), (86, 560720), (160, 301387), (163, 295840), (172, 280360), (215, 224288), (326, 147920), (344, 140180), (430, 112144), (652, 73960), (688, 70090), (815, 59168), (860, 56072), (1304, 36980), (1376, 35045), (1630, 29584), (1720, 28036), (1849, 26080), (2608, 18490), (3260, 14792), (3440, 14018), (3698, 13040), (5216, 9245), (6520, 7396), (6880, 7009)]