205124750

素因数分解:

$2^1\times 5^3\times {\mathrm{349}}^1\times {\mathrm{2351}}^1$

素因数の和:2717

約数の個数: 32

約数和(自身を含む): 385257600

約数和(自身を除く): 180132850

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 349, 698, 1745, 2351, 3490, 4702, 8725, 11755, 17450, 23510, 43625, 58775, 87250, 117550, 293875, 587750, 820499, 1640998, 4102495, 8204990, 20512475, 41024950, 102562375, 205124750]

約数ペア:

[(1, 205124750), (2, 102562375), (5, 41024950), (10, 20512475), (25, 8204990), (50, 4102495), (125, 1640998), (250, 820499), (349, 587750), (698, 293875), (1745, 117550), (2351, 87250), (3490, 58775), (4702, 43625), (8725, 23510), (11755, 17450)]