25453870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8513}}^1$

素因数の和:8556

約数の個数: 32

約数和(自身を含む): 51492672

約数和(自身を除く): 26038802

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 8513, 17026, 42565, 85130, 110669, 195799, 221338, 391598, 553345, 978995, 1106690, 1957990, 2545387, 5090774, 12726935, 25453870]

約数ペア:

[(1, 25453870), (2, 12726935), (5, 5090774), (10, 2545387), (13, 1957990), (23, 1106690), (26, 978995), (46, 553345), (65, 391598), (115, 221338), (130, 195799), (230, 110669), (299, 85130), (598, 42565), (1495, 17026), (2990, 8513)]