51382175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 74057760

約数和(自身を除く): 22675585

約数列:

[1, 5, 13, 19, 25, 53, 65, 95, 157, 247, 265, 325, 475, 689, 785, 1007, 1235, 1325, 2041, 2983, 3445, 3925, 5035, 6175, 8321, 10205, 13091, 14915, 17225, 25175, 38779, 41605, 51025, 65455, 74575, 108173, 158099, 193895, 208025, 327275, 540865, 790495, 969475, 2055287, 2704325, 3952475, 10276435, 51382175]

約数ペア:

[(1, 51382175), (5, 10276435), (13, 3952475), (19, 2704325), (25, 2055287), (53, 969475), (65, 790495), (95, 540865), (157, 327275), (247, 208025), (265, 193895), (325, 158099), (475, 108173), (689, 74575), (785, 65455), (1007, 51025), (1235, 41605), (1325, 38779), (2041, 25175), (2983, 17225), (3445, 14915), (3925, 13091), (5035, 10205), (6175, 8321)]