64190125

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 84913920

約数和(自身を除く): 20723795

約数列:

[1, 5, 23, 25, 83, 115, 125, 269, 415, 575, 1345, 1909, 2075, 2875, 6187, 6725, 9545, 10375, 22327, 30935, 33625, 47725, 111635, 154675, 238625, 513521, 558175, 773375, 2567605, 2790875, 12838025, 64190125]

約数ペア:

[(1, 64190125), (5, 12838025), (23, 2790875), (25, 2567605), (83, 773375), (115, 558175), (125, 513521), (269, 238625), (415, 154675), (575, 111635), (1345, 47725), (1909, 33625), (2075, 30935), (2875, 22327), (6187, 10375), (6725, 9545)]