51911625

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^2\times {\mathrm{479}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 91952640

約数和(自身を除く): 40041015

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 289, 375, 425, 479, 867, 1275, 1437, 1445, 2125, 2395, 4335, 6375, 7185, 7225, 8143, 11975, 21675, 24429, 35925, 36125, 40715, 59875, 108375, 122145, 138431, 179625, 203575, 415293, 610725, 692155, 1017875, 2076465, 3053625, 3460775, 10382325, 17303875, 51911625]

約数ペア:

[(1, 51911625), (3, 17303875), (5, 10382325), (15, 3460775), (17, 3053625), (25, 2076465), (51, 1017875), (75, 692155), (85, 610725), (125, 415293), (255, 203575), (289, 179625), (375, 138431), (425, 122145), (479, 108375), (867, 59875), (1275, 40715), (1437, 36125), (1445, 35925), (2125, 24429), (2395, 21675), (4335, 11975), (6375, 8143), (7185, 7225)]