25260980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74297}}^1$

素因数の和:74323

約数の個数: 24

約数和(自身を含む): 56169288

約数和(自身を除く): 30908308

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74297, 148594, 297188, 371485, 742970, 1263049, 1485940, 2526098, 5052196, 6315245, 12630490, 25260980]

約数ペア:

[(1, 25260980), (2, 12630490), (4, 6315245), (5, 5052196), (10, 2526098), (17, 1485940), (20, 1263049), (34, 742970), (68, 371485), (85, 297188), (170, 148594), (340, 74297)]