25991632

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{20563}}^1$

素因数の和:20650

約数の個数: 20

約数和(自身を含む): 50998720

約数和(自身を除く): 25007088

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 20563, 41126, 82252, 164504, 329008, 1624477, 3248954, 6497908, 12995816, 25991632]

約数ペア:

[(1, 25991632), (2, 12995816), (4, 6497908), (8, 3248954), (16, 1624477), (79, 329008), (158, 164504), (316, 82252), (632, 41126), (1264, 20563)]