145981900

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{14173}}^1$

素因数の和:14290

約数の個数: 36

約数和(自身を含む): 319878832

約数和(自身を除く): 173896932

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 5150, 10300, 14173, 28346, 56692, 70865, 141730, 283460, 354325, 708650, 1417300, 1459819, 2919638, 5839276, 7299095, 14598190, 29196380, 36495475, 72990950, 145981900]

約数ペア:

[(1, 145981900), (2, 72990950), (4, 36495475), (5, 29196380), (10, 14598190), (20, 7299095), (25, 5839276), (50, 2919638), (100, 1459819), (103, 1417300), (206, 708650), (412, 354325), (515, 283460), (1030, 141730), (2060, 70865), (2575, 56692), (5150, 28346), (10300, 14173)]