20349112375

素因数分解:

$5^3\times {\mathrm{223}}^1\times {\mathrm{487}}^1\times {\mathrm{1499}}^1$

素因数の和:2224

約数の個数: 32

約数和(自身を含む): 25579008000

約数和(自身を除く): 5229895625

約数列:

[1, 5, 25, 125, 223, 487, 1115, 1499, 2435, 5575, 7495, 12175, 27875, 37475, 60875, 108601, 187375, 334277, 543005, 730013, 1671385, 2715025, 3650065, 8356925, 13575125, 18250325, 41784625, 91251625, 162792899, 813964495, 4069822475, 20349112375]

約数ペア:

[(1, 20349112375), (5, 4069822475), (25, 813964495), (125, 162792899), (223, 91251625), (487, 41784625), (1115, 18250325), (1499, 13575125), (2435, 8356925), (5575, 3650065), (7495, 2715025), (12175, 1671385), (27875, 730013), (37475, 543005), (60875, 334277), (108601, 187375)]