10525000

素因数分解:

$2^3\times 5^5\times {\mathrm{421}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 24724980

約数和(自身を除く): 14199980

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 421, 500, 625, 842, 1000, 1250, 1684, 2105, 2500, 3125, 3368, 4210, 5000, 6250, 8420, 10525, 12500, 16840, 21050, 25000, 42100, 52625, 84200, 105250, 210500, 263125, 421000, 526250, 1052500, 1315625, 2105000, 2631250, 5262500, 10525000]

約数ペア:

[(1, 10525000), (2, 5262500), (4, 2631250), (5, 2105000), (8, 1315625), (10, 1052500), (20, 526250), (25, 421000), (40, 263125), (50, 210500), (100, 105250), (125, 84200), (200, 52625), (250, 42100), (421, 25000), (500, 21050), (625, 16840), (842, 12500), (1000, 10525), (1250, 8420), (1684, 6250), (2105, 5000), (2500, 4210), (3125, 3368)]