56143425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{647}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 101243520

約数和(自身を除く): 45100095

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 89, 195, 267, 325, 445, 647, 975, 1157, 1335, 1941, 2225, 3235, 3471, 5785, 6675, 8411, 9705, 16175, 17355, 25233, 28925, 42055, 48525, 57583, 86775, 126165, 172749, 210275, 287915, 630825, 748579, 863745, 1439575, 2245737, 3742895, 4318725, 11228685, 18714475, 56143425]

約数ペア:

[(1, 56143425), (3, 18714475), (5, 11228685), (13, 4318725), (15, 3742895), (25, 2245737), (39, 1439575), (65, 863745), (75, 748579), (89, 630825), (195, 287915), (267, 210275), (325, 172749), (445, 126165), (647, 86775), (975, 57583), (1157, 48525), (1335, 42055), (1941, 28925), (2225, 25233), (3235, 17355), (3471, 16175), (5785, 9705), (6675, 8411)]