25606480

素因数分解:

$2^4\times 5^1\times {\mathrm{320081}}^1$

素因数の和:320094

約数の個数: 20

約数和(自身を含む): 59535252

約数和(自身を除く): 33928772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 320081, 640162, 1280324, 1600405, 2560648, 3200810, 5121296, 6401620, 12803240, 25606480]

約数ペア:

[(1, 25606480), (2, 12803240), (4, 6401620), (5, 5121296), (8, 3200810), (10, 2560648), (16, 1600405), (20, 1280324), (40, 640162), (80, 320081)]