5262500

素因数分解:

$2^2\times 5^5\times {\mathrm{421}}^1$

素因数の和:450

約数の個数: 36

約数和(自身を含む): 11538324

約数和(自身を除く): 6275824

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 421, 500, 625, 842, 1250, 1684, 2105, 2500, 3125, 4210, 6250, 8420, 10525, 12500, 21050, 42100, 52625, 105250, 210500, 263125, 526250, 1052500, 1315625, 2631250, 5262500]

約数ペア:

[(1, 5262500), (2, 2631250), (4, 1315625), (5, 1052500), (10, 526250), (20, 263125), (25, 210500), (50, 105250), (100, 52625), (125, 42100), (250, 21050), (421, 12500), (500, 10525), (625, 8420), (842, 6250), (1250, 4210), (1684, 3125), (2105, 2500)]