202153100

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{25589}}^1$

素因数の和:25682

約数の個数: 36

約数和(自身を含む): 444242400

約数和(自身を除く): 242089300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 3950, 7900, 25589, 51178, 102356, 127945, 255890, 511780, 639725, 1279450, 2021531, 2558900, 4043062, 8086124, 10107655, 20215310, 40430620, 50538275, 101076550, 202153100]

約数ペア:

[(1, 202153100), (2, 101076550), (4, 50538275), (5, 40430620), (10, 20215310), (20, 10107655), (25, 8086124), (50, 4043062), (79, 2558900), (100, 2021531), (158, 1279450), (316, 639725), (395, 511780), (790, 255890), (1580, 127945), (1975, 102356), (3950, 51178), (7900, 25589)]