909500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{107}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 2122848

約数和(自身を除く): 1213348

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 107, 125, 170, 214, 250, 340, 425, 428, 500, 535, 850, 1070, 1700, 1819, 2125, 2140, 2675, 3638, 4250, 5350, 7276, 8500, 9095, 10700, 13375, 18190, 26750, 36380, 45475, 53500, 90950, 181900, 227375, 454750, 909500]

約数ペア:

[(1, 909500), (2, 454750), (4, 227375), (5, 181900), (10, 90950), (17, 53500), (20, 45475), (25, 36380), (34, 26750), (50, 18190), (68, 13375), (85, 10700), (100, 9095), (107, 8500), (125, 7276), (170, 5350), (214, 4250), (250, 3638), (340, 2675), (425, 2140), (428, 2125), (500, 1819), (535, 1700), (850, 1070)]