207835750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 407721600

約数和(自身を除く): 199885850

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 109, 125, 145, 218, 250, 263, 290, 526, 545, 725, 1090, 1315, 1450, 2630, 2725, 3161, 3625, 5450, 6322, 6575, 7250, 7627, 13150, 13625, 15254, 15805, 27250, 28667, 31610, 32875, 38135, 57334, 65750, 76270, 79025, 143335, 158050, 190675, 286670, 381350, 395125, 716675, 790250, 831343, 953375, 1433350, 1662686, 1906750, 3583375, 4156715, 7166750, 8313430, 20783575, 41567150, 103917875, 207835750]

約数ペア:

[(1, 207835750), (2, 103917875), (5, 41567150), (10, 20783575), (25, 8313430), (29, 7166750), (50, 4156715), (58, 3583375), (109, 1906750), (125, 1662686), (145, 1433350), (218, 953375), (250, 831343), (263, 790250), (290, 716675), (526, 395125), (545, 381350), (725, 286670), (1090, 190675), (1315, 158050), (1450, 143335), (2630, 79025), (2725, 76270), (3161, 65750), (3625, 57334), (5450, 38135), (6322, 32875), (6575, 31610), (7250, 28667), (7627, 27250), (13150, 15805), (13625, 15254)]