266102800

素因数分解:

$2^4\times 5^2\times {\mathrm{199}}^1\times {\mathrm{3343}}^1$

素因数の和:3560

約数の個数: 60

約数和(自身を含む): 642716800

約数和(自身を除く): 376614000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 199, 200, 398, 400, 796, 995, 1592, 1990, 3184, 3343, 3980, 4975, 6686, 7960, 9950, 13372, 15920, 16715, 19900, 26744, 33430, 39800, 53488, 66860, 79600, 83575, 133720, 167150, 267440, 334300, 665257, 668600, 1330514, 1337200, 2661028, 3326285, 5322056, 6652570, 10644112, 13305140, 16631425, 26610280, 33262850, 53220560, 66525700, 133051400, 266102800]

約数ペア:

[(1, 266102800), (2, 133051400), (4, 66525700), (5, 53220560), (8, 33262850), (10, 26610280), (16, 16631425), (20, 13305140), (25, 10644112), (40, 6652570), (50, 5322056), (80, 3326285), (100, 2661028), (199, 1337200), (200, 1330514), (398, 668600), (400, 665257), (796, 334300), (995, 267440), (1592, 167150), (1990, 133720), (3184, 83575), (3343, 79600), (3980, 66860), (4975, 53488), (6686, 39800), (7960, 33430), (9950, 26744), (13372, 19900), (15920, 16715)]