15019225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 20615000

約数和(自身を除く): 5595775

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 1249, 2405, 6245, 12025, 16237, 31225, 46213, 81185, 231065, 405925, 600769, 1155325, 3003845, 15019225]

約数ペア:

[(1, 15019225), (5, 3003845), (13, 1155325), (25, 600769), (37, 405925), (65, 231065), (185, 81185), (325, 46213), (481, 31225), (925, 16237), (1249, 12025), (2405, 6245)]