25685465

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{269}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 33796440

約数和(自身を除く): 8110975

約数列:

[1, 5, 13, 65, 113, 169, 269, 565, 845, 1345, 1469, 3497, 7345, 17485, 19097, 30397, 45461, 95485, 151985, 227305, 395161, 1975805, 5137093, 25685465]

約数ペア:

[(1, 25685465), (5, 5137093), (13, 1975805), (65, 395161), (113, 227305), (169, 151985), (269, 95485), (565, 45461), (845, 30397), (1345, 19097), (1469, 17485), (3497, 7345)]