157853800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 399583800

約数和(自身を除く): 241730000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 109, 130, 200, 218, 260, 325, 436, 520, 545, 557, 650, 872, 1090, 1114, 1300, 1417, 2180, 2228, 2600, 2725, 2785, 2834, 4360, 4456, 5450, 5570, 5668, 7085, 7241, 10900, 11140, 11336, 13925, 14170, 14482, 21800, 22280, 27850, 28340, 28964, 35425, 36205, 55700, 56680, 57928, 60713, 70850, 72410, 111400, 121426, 141700, 144820, 181025, 242852, 283400, 289640, 303565, 362050, 485704, 607130, 724100, 789269, 1214260, 1448200, 1517825, 1578538, 2428520, 3035650, 3157076, 3946345, 6071300, 6314152, 7892690, 12142600, 15785380, 19731725, 31570760, 39463450, 78926900, 157853800]

約数ペア:

[(1, 157853800), (2, 78926900), (4, 39463450), (5, 31570760), (8, 19731725), (10, 15785380), (13, 12142600), (20, 7892690), (25, 6314152), (26, 6071300), (40, 3946345), (50, 3157076), (52, 3035650), (65, 2428520), (100, 1578538), (104, 1517825), (109, 1448200), (130, 1214260), (200, 789269), (218, 724100), (260, 607130), (325, 485704), (436, 362050), (520, 303565), (545, 289640), (557, 283400), (650, 242852), (872, 181025), (1090, 144820), (1114, 141700), (1300, 121426), (1417, 111400), (2180, 72410), (2228, 70850), (2600, 60713), (2725, 57928), (2785, 56680), (2834, 55700), (4360, 36205), (4456, 35425), (5450, 28964), (5570, 28340), (5668, 27850), (7085, 22280), (7241, 21800), (10900, 14482), (11140, 14170), (11336, 13925)]