154433900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{81281}}^1$

素因数の和:81314

約数の個数: 36

約数和(自身を含む): 352763880

約数和(自身を除く): 198329980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 81281, 162562, 325124, 406405, 812810, 1544339, 1625620, 2032025, 3088678, 4064050, 6177356, 7721695, 8128100, 15443390, 30886780, 38608475, 77216950, 154433900]

約数ペア:

[(1, 154433900), (2, 77216950), (4, 38608475), (5, 30886780), (10, 15443390), (19, 8128100), (20, 7721695), (25, 6177356), (38, 4064050), (50, 3088678), (76, 2032025), (95, 1625620), (100, 1544339), (190, 812810), (380, 406405), (475, 325124), (950, 162562), (1900, 81281)]