56545000

素因数分解:

$2^3\times 5^4\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 136081440

約数和(自身を除く): 79536440

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 125, 172, 200, 215, 250, 263, 344, 430, 500, 526, 625, 860, 1000, 1052, 1075, 1250, 1315, 1720, 2104, 2150, 2500, 2630, 4300, 5000, 5260, 5375, 6575, 8600, 10520, 10750, 11309, 13150, 21500, 22618, 26300, 26875, 32875, 43000, 45236, 52600, 53750, 56545, 65750, 90472, 107500, 113090, 131500, 164375, 215000, 226180, 263000, 282725, 328750, 452360, 565450, 657500, 1130900, 1315000, 1413625, 2261800, 2827250, 5654500, 7068125, 11309000, 14136250, 28272500, 56545000]

約数ペア:

[(1, 56545000), (2, 28272500), (4, 14136250), (5, 11309000), (8, 7068125), (10, 5654500), (20, 2827250), (25, 2261800), (40, 1413625), (43, 1315000), (50, 1130900), (86, 657500), (100, 565450), (125, 452360), (172, 328750), (200, 282725), (215, 263000), (250, 226180), (263, 215000), (344, 164375), (430, 131500), (500, 113090), (526, 107500), (625, 90472), (860, 65750), (1000, 56545), (1052, 53750), (1075, 52600), (1250, 45236), (1315, 43000), (1720, 32875), (2104, 26875), (2150, 26300), (2500, 22618), (2630, 21500), (4300, 13150), (5000, 11309), (5260, 10750), (5375, 10520), (6575, 8600)]