258500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1$

素因数の和:77

約数の個数: 48

約数和(自身を含む): 628992

約数和(自身を除く): 370492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 47, 50, 55, 94, 100, 110, 125, 188, 220, 235, 250, 275, 470, 500, 517, 550, 940, 1034, 1100, 1175, 1375, 2068, 2350, 2585, 2750, 4700, 5170, 5500, 5875, 10340, 11750, 12925, 23500, 25850, 51700, 64625, 129250, 258500]

約数ペア:

[(1, 258500), (2, 129250), (4, 64625), (5, 51700), (10, 25850), (11, 23500), (20, 12925), (22, 11750), (25, 10340), (44, 5875), (47, 5500), (50, 5170), (55, 4700), (94, 2750), (100, 2585), (110, 2350), (125, 2068), (188, 1375), (220, 1175), (235, 1100), (250, 1034), (275, 940), (470, 550), (500, 517)]