12751400

素因数分解:

$2^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 29983200

約数和(自身を除く): 17231800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 103, 200, 206, 412, 515, 619, 824, 1030, 1238, 2060, 2476, 2575, 3095, 4120, 4952, 5150, 6190, 10300, 12380, 15475, 20600, 24760, 30950, 61900, 63757, 123800, 127514, 255028, 318785, 510056, 637570, 1275140, 1593925, 2550280, 3187850, 6375700, 12751400]

約数ペア:

[(1, 12751400), (2, 6375700), (4, 3187850), (5, 2550280), (8, 1593925), (10, 1275140), (20, 637570), (25, 510056), (40, 318785), (50, 255028), (100, 127514), (103, 123800), (200, 63757), (206, 61900), (412, 30950), (515, 24760), (619, 20600), (824, 15475), (1030, 12380), (1238, 10300), (2060, 6190), (2476, 5150), (2575, 4952), (3095, 4120)]