438639100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{258023}}^1$

素因数の和:258054

約数の個数: 36

約数和(自身を含む): 1007841744

約数和(自身を除く): 569202644

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 258023, 516046, 1032092, 1290115, 2580230, 4386391, 5160460, 6450575, 8772782, 12901150, 17545564, 21931955, 25802300, 43863910, 87727820, 109659775, 219319550, 438639100]

約数ペア:

[(1, 438639100), (2, 219319550), (4, 109659775), (5, 87727820), (10, 43863910), (17, 25802300), (20, 21931955), (25, 17545564), (34, 12901150), (50, 8772782), (68, 6450575), (85, 5160460), (100, 4386391), (170, 2580230), (340, 1290115), (425, 1032092), (850, 516046), (1700, 258023)]