82784920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{28351}}^1$

素因数の和:28435

約数の個数: 32

約数和(自身を含む): 188824320

約数和(自身を除く): 106039400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 28351, 56702, 113404, 141755, 226808, 283510, 567020, 1134040, 2069623, 4139246, 8278492, 10348115, 16556984, 20696230, 41392460, 82784920]

約数ペア:

[(1, 82784920), (2, 41392460), (4, 20696230), (5, 16556984), (8, 10348115), (10, 8278492), (20, 4139246), (40, 2069623), (73, 1134040), (146, 567020), (292, 283510), (365, 226808), (584, 141755), (730, 113404), (1460, 56702), (2920, 28351)]