20043225

素因数分解:

$3^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:634

約数の個数: 36

約数和(自身を含む): 36149100

約数和(自身を除く): 16105875

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 229, 389, 687, 1145, 1167, 1945, 2061, 3435, 3501, 5725, 5835, 9725, 10305, 17175, 17505, 29175, 51525, 87525, 89081, 267243, 445405, 801729, 1336215, 2227025, 4008645, 6681075, 20043225]

約数ペア:

[(1, 20043225), (3, 6681075), (5, 4008645), (9, 2227025), (15, 1336215), (25, 801729), (45, 445405), (75, 267243), (225, 89081), (229, 87525), (389, 51525), (687, 29175), (1145, 17505), (1167, 17175), (1945, 10305), (2061, 9725), (3435, 5835), (3501, 5725)]