497485000

素因数分解:

$2^3\times 5^4\times {\mathrm{99497}}^1$

素因数の和:99523

約数の個数: 40

約数和(自身を含む): 1165619070

約数和(自身を除く): 668134070

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 99497, 198994, 397988, 497485, 795976, 994970, 1989940, 2487425, 3979880, 4974850, 9949700, 12437125, 19899400, 24874250, 49748500, 62185625, 99497000, 124371250, 248742500, 497485000]

約数ペア:

[(1, 497485000), (2, 248742500), (4, 124371250), (5, 99497000), (8, 62185625), (10, 49748500), (20, 24874250), (25, 19899400), (40, 12437125), (50, 9949700), (100, 4974850), (125, 3979880), (200, 2487425), (250, 1989940), (500, 994970), (625, 795976), (1000, 497485), (1250, 397988), (2500, 198994), (5000, 99497)]