124254520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5557}}^1$

素因数の和:5624

約数の個数: 64

約数和(自身を含む): 308135520

約数和(自身を除く): 183881000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5557, 5590, 11114, 11180, 22228, 22360, 27785, 44456, 55570, 72241, 111140, 144482, 222280, 238951, 288964, 361205, 477902, 577928, 722410, 955804, 1194755, 1444820, 1911608, 2389510, 2889640, 3106363, 4779020, 6212726, 9558040, 12425452, 15531815, 24850904, 31063630, 62127260, 124254520]

約数ペア:

[(1, 124254520), (2, 62127260), (4, 31063630), (5, 24850904), (8, 15531815), (10, 12425452), (13, 9558040), (20, 6212726), (26, 4779020), (40, 3106363), (43, 2889640), (52, 2389510), (65, 1911608), (86, 1444820), (104, 1194755), (130, 955804), (172, 722410), (215, 577928), (260, 477902), (344, 361205), (430, 288964), (520, 238951), (559, 222280), (860, 144482), (1118, 111140), (1720, 72241), (2236, 55570), (2795, 44456), (4472, 27785), (5557, 22360), (5590, 22228), (11114, 11180)]