45257500

素因数分解:

$2^2\times 5^4\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 60

約数和(自身を含む): 101511256

約数和(自身を除く): 56253756

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 421, 430, 500, 625, 842, 860, 1075, 1250, 1684, 2105, 2150, 2500, 4210, 4300, 5375, 8420, 10525, 10750, 18103, 21050, 21500, 26875, 36206, 42100, 52625, 53750, 72412, 90515, 105250, 107500, 181030, 210500, 263125, 362060, 452575, 526250, 905150, 1052500, 1810300, 2262875, 4525750, 9051500, 11314375, 22628750, 45257500]

約数ペア:

[(1, 45257500), (2, 22628750), (4, 11314375), (5, 9051500), (10, 4525750), (20, 2262875), (25, 1810300), (43, 1052500), (50, 905150), (86, 526250), (100, 452575), (125, 362060), (172, 263125), (215, 210500), (250, 181030), (421, 107500), (430, 105250), (500, 90515), (625, 72412), (842, 53750), (860, 52625), (1075, 42100), (1250, 36206), (1684, 26875), (2105, 21500), (2150, 21050), (2500, 18103), (4210, 10750), (4300, 10525), (5375, 8420)]