12875375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:188

約数の個数: 32

約数和(自身を含む): 17454528

約数和(自身を除く): 4579153

約数列:

[1, 5, 17, 25, 73, 83, 85, 125, 365, 415, 425, 1241, 1411, 1825, 2075, 2125, 6059, 6205, 7055, 9125, 10375, 30295, 31025, 35275, 103003, 151475, 155125, 176375, 515015, 757375, 2575075, 12875375]

約数ペア:

[(1, 12875375), (5, 2575075), (17, 757375), (25, 515015), (73, 176375), (83, 155125), (85, 151475), (125, 103003), (365, 35275), (415, 31025), (425, 30295), (1241, 10375), (1411, 9125), (1825, 7055), (2075, 6205), (2125, 6059)]