99686480

素因数分解:

$2^4\times 5^1\times {\mathrm{1246081}}^1$

素因数の和:1246094

約数の個数: 20

約数和(自身を含む): 231771252

約数和(自身を除く): 132084772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1246081, 2492162, 4984324, 6230405, 9968648, 12460810, 19937296, 24921620, 49843240, 99686480]

約数ペア:

[(1, 99686480), (2, 49843240), (4, 24921620), (5, 19937296), (8, 12460810), (10, 9968648), (16, 6230405), (20, 4984324), (40, 2492162), (80, 1246081)]