51036500

素因数分解:

$2^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1113

約数の個数: 48

約数和(自身を含む): 112659456

約数和(自身を除く): 61622956

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 125, 206, 250, 412, 500, 515, 991, 1030, 1982, 2060, 2575, 3964, 4955, 5150, 9910, 10300, 12875, 19820, 24775, 25750, 49550, 51500, 99100, 102073, 123875, 204146, 247750, 408292, 495500, 510365, 1020730, 2041460, 2551825, 5103650, 10207300, 12759125, 25518250, 51036500]

約数ペア:

[(1, 51036500), (2, 25518250), (4, 12759125), (5, 10207300), (10, 5103650), (20, 2551825), (25, 2041460), (50, 1020730), (100, 510365), (103, 495500), (125, 408292), (206, 247750), (250, 204146), (412, 123875), (500, 102073), (515, 99100), (991, 51500), (1030, 49550), (1982, 25750), (2060, 24775), (2575, 19820), (3964, 12875), (4955, 10300), (5150, 9910)]