51963040

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4111}}^1$

素因数の和:4205

約数の個数: 48

約数和(自身を含む): 124346880

約数和(自身を除く): 72383840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 4111, 6320, 8222, 12640, 16444, 20555, 32888, 41110, 65776, 82220, 131552, 164440, 324769, 328880, 649538, 657760, 1299076, 1623845, 2598152, 3247690, 5196304, 6495380, 10392608, 12990760, 25981520, 51963040]

約数ペア:

[(1, 51963040), (2, 25981520), (4, 12990760), (5, 10392608), (8, 6495380), (10, 5196304), (16, 3247690), (20, 2598152), (32, 1623845), (40, 1299076), (79, 657760), (80, 649538), (158, 328880), (160, 324769), (316, 164440), (395, 131552), (632, 82220), (790, 65776), (1264, 41110), (1580, 32888), (2528, 20555), (3160, 16444), (4111, 12640), (6320, 8222)]