201407900

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 455700000

約数和(自身を除く): 254292100

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 199, 290, 349, 398, 580, 698, 725, 796, 995, 1396, 1450, 1745, 1990, 2900, 3490, 3980, 4975, 5771, 6980, 8725, 9950, 10121, 11542, 17450, 19900, 20242, 23084, 28855, 34900, 40484, 50605, 57710, 69451, 101210, 115420, 138902, 144275, 202420, 253025, 277804, 288550, 347255, 506050, 577100, 694510, 1012100, 1389020, 1736275, 2014079, 3472550, 4028158, 6945100, 8056316, 10070395, 20140790, 40281580, 50351975, 100703950, 201407900]

約数ペア:

[(1, 201407900), (2, 100703950), (4, 50351975), (5, 40281580), (10, 20140790), (20, 10070395), (25, 8056316), (29, 6945100), (50, 4028158), (58, 3472550), (100, 2014079), (116, 1736275), (145, 1389020), (199, 1012100), (290, 694510), (349, 577100), (398, 506050), (580, 347255), (698, 288550), (725, 277804), (796, 253025), (995, 202420), (1396, 144275), (1450, 138902), (1745, 115420), (1990, 101210), (2900, 69451), (3490, 57710), (3980, 50605), (4975, 40484), (5771, 34900), (6980, 28855), (8725, 23084), (9950, 20242), (10121, 19900), (11542, 17450)]