72588920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{78901}}^1$

素因数の和:78935

約数の個数: 32

約数和(自身を含む): 170428320

約数和(自身を除く): 97839400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 78901, 157802, 315604, 394505, 631208, 789010, 1578020, 1814723, 3156040, 3629446, 7258892, 9073615, 14517784, 18147230, 36294460, 72588920]

約数ペア:

[(1, 72588920), (2, 36294460), (4, 18147230), (5, 14517784), (8, 9073615), (10, 7258892), (20, 3629446), (23, 3156040), (40, 1814723), (46, 1578020), (92, 789010), (115, 631208), (184, 394505), (230, 315604), (460, 157802), (920, 78901)]