64667375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 85542912

約数和(自身を除く): 20875537

約数列:

[1, 5, 23, 25, 83, 115, 125, 271, 415, 575, 1355, 1909, 2075, 2875, 6233, 6775, 9545, 10375, 22493, 31165, 33875, 47725, 112465, 155825, 238625, 517339, 562325, 779125, 2586695, 2811625, 12933475, 64667375]

約数ペア:

[(1, 64667375), (5, 12933475), (23, 2811625), (25, 2586695), (83, 779125), (115, 562325), (125, 517339), (271, 238625), (415, 155825), (575, 112465), (1355, 47725), (1909, 33875), (2075, 31165), (2875, 22493), (6233, 10375), (6775, 9545)]