31412180

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 67737600

約数和(自身を除く): 36325420

約数列:

[1, 2, 4, 5, 10, 20, 83, 127, 149, 166, 254, 298, 332, 415, 508, 596, 635, 745, 830, 1270, 1490, 1660, 2540, 2980, 10541, 12367, 18923, 21082, 24734, 37846, 42164, 49468, 52705, 61835, 75692, 94615, 105410, 123670, 189230, 210820, 247340, 378460, 1570609, 3141218, 6282436, 7853045, 15706090, 31412180]

約数ペア:

[(1, 31412180), (2, 15706090), (4, 7853045), (5, 6282436), (10, 3141218), (20, 1570609), (83, 378460), (127, 247340), (149, 210820), (166, 189230), (254, 123670), (298, 105410), (332, 94615), (415, 75692), (508, 61835), (596, 52705), (635, 49468), (745, 42164), (830, 37846), (1270, 24734), (1490, 21082), (1660, 18923), (2540, 12367), (2980, 10541)]