9702500

素因数分解:

$2^2\times 5^4\times {\mathrm{3881}}^1$

素因数の和:3905

約数の個数: 30

約数和(自身を含む): 21222894

約数和(自身を除く): 11520394

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 3881, 7762, 15524, 19405, 38810, 77620, 97025, 194050, 388100, 485125, 970250, 1940500, 2425625, 4851250, 9702500]

約数ペア:

[(1, 9702500), (2, 4851250), (4, 2425625), (5, 1940500), (10, 970250), (20, 485125), (25, 388100), (50, 194050), (100, 97025), (125, 77620), (250, 38810), (500, 19405), (625, 15524), (1250, 7762), (2500, 3881)]