125001520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{223217}}^1$

素因数の和:223237

約数の個数: 40

約数和(自身を含む): 332148384

約数和(自身を除く): 207146864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 223217, 446434, 892868, 1116085, 1562519, 1785736, 2232170, 3125038, 3571472, 4464340, 6250076, 7812595, 8928680, 12500152, 15625190, 17857360, 25000304, 31250380, 62500760, 125001520]

約数ペア:

[(1, 125001520), (2, 62500760), (4, 31250380), (5, 25000304), (7, 17857360), (8, 15625190), (10, 12500152), (14, 8928680), (16, 7812595), (20, 6250076), (28, 4464340), (35, 3571472), (40, 3125038), (56, 2232170), (70, 1785736), (80, 1562519), (112, 1116085), (140, 892868), (280, 446434), (560, 223217)]