51866680

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12589}}^1$

素因数の和:12703

約数の個数: 32

約数和(自身を含む): 117842400

約数和(自身を除く): 65975720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 12589, 25178, 50356, 62945, 100712, 125890, 251780, 503560, 1296667, 2593334, 5186668, 6483335, 10373336, 12966670, 25933340, 51866680]

約数ペア:

[(1, 51866680), (2, 25933340), (4, 12966670), (5, 10373336), (8, 6483335), (10, 5186668), (20, 2593334), (40, 1296667), (103, 503560), (206, 251780), (412, 125890), (515, 100712), (824, 62945), (1030, 50356), (2060, 25178), (4120, 12589)]