25709252

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:631

約数の個数: 24

約数和(自身を含む): 45836280

約数和(自身を除く): 20127028

約数列:

[1, 2, 4, 89, 178, 257, 281, 356, 514, 562, 1028, 1124, 22873, 25009, 45746, 50018, 72217, 91492, 100036, 144434, 288868, 6427313, 12854626, 25709252]

約数ペア:

[(1, 25709252), (2, 12854626), (4, 6427313), (89, 288868), (178, 144434), (257, 100036), (281, 91492), (356, 72217), (514, 50018), (562, 45746), (1028, 25009), (1124, 22873)]