264366950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1113

約数の個数: 48

約数和(自身を含む): 519617040

約数和(自身を除く): 255250090

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 421, 475, 661, 842, 950, 1322, 2105, 3305, 4210, 6610, 7999, 10525, 12559, 15998, 16525, 21050, 25118, 33050, 39995, 62795, 79990, 125590, 199975, 278281, 313975, 399950, 556562, 627950, 1391405, 2782810, 5287339, 6957025, 10574678, 13914050, 26436695, 52873390, 132183475, 264366950]

約数ペア:

[(1, 264366950), (2, 132183475), (5, 52873390), (10, 26436695), (19, 13914050), (25, 10574678), (38, 6957025), (50, 5287339), (95, 2782810), (190, 1391405), (421, 627950), (475, 556562), (661, 399950), (842, 313975), (950, 278281), (1322, 199975), (2105, 125590), (3305, 79990), (4210, 62795), (6610, 39995), (7999, 33050), (10525, 25118), (12559, 21050), (15998, 16525)]