25589260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 56044800

約数和(自身を除く): 30455540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 149, 155, 277, 298, 310, 554, 596, 620, 745, 1108, 1385, 1490, 2770, 2980, 4619, 5540, 8587, 9238, 17174, 18476, 23095, 34348, 41273, 42935, 46190, 82546, 85870, 92380, 165092, 171740, 206365, 412730, 825460, 1279463, 2558926, 5117852, 6397315, 12794630, 25589260]

約数ペア:

[(1, 25589260), (2, 12794630), (4, 6397315), (5, 5117852), (10, 2558926), (20, 1279463), (31, 825460), (62, 412730), (124, 206365), (149, 171740), (155, 165092), (277, 92380), (298, 85870), (310, 82546), (554, 46190), (596, 42935), (620, 41273), (745, 34348), (1108, 23095), (1385, 18476), (1490, 17174), (2770, 9238), (2980, 8587), (4619, 5540)]