20197625

素因数分解:

$5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 29562624

約数和(自身を除く): 9364999

約数列:

[1, 5, 7, 25, 35, 41, 125, 175, 205, 287, 563, 875, 1025, 1435, 2815, 3941, 5125, 7175, 14075, 19705, 23083, 35875, 70375, 98525, 115415, 161581, 492625, 577075, 807905, 2885375, 4039525, 20197625]

約数ペア:

[(1, 20197625), (5, 4039525), (7, 2885375), (25, 807905), (35, 577075), (41, 492625), (125, 161581), (175, 115415), (205, 98525), (287, 70375), (563, 35875), (875, 23083), (1025, 19705), (1435, 14075), (2815, 7175), (3941, 5125)]