80491400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{36587}}^1$

素因数の和:36614

約数の個数: 48

約数和(自身を含む): 204161040

約数和(自身を除く): 123669640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 36587, 73174, 146348, 182935, 292696, 365870, 402457, 731740, 804914, 914675, 1463480, 1609828, 1829350, 2012285, 3219656, 3658700, 4024570, 7317400, 8049140, 10061425, 16098280, 20122850, 40245700, 80491400]

約数ペア:

[(1, 80491400), (2, 40245700), (4, 20122850), (5, 16098280), (8, 10061425), (10, 8049140), (11, 7317400), (20, 4024570), (22, 3658700), (25, 3219656), (40, 2012285), (44, 1829350), (50, 1609828), (55, 1463480), (88, 914675), (100, 804914), (110, 731740), (200, 402457), (220, 365870), (275, 292696), (440, 182935), (550, 146348), (1100, 73174), (2200, 36587)]