81196990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{14683}}^1$

素因数の和:14776

約数の個数: 32

約数和(自身を含む): 169159680

約数和(自身を除く): 87962690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 5530, 14683, 29366, 73415, 102781, 146830, 205562, 513905, 1027810, 1159957, 2319914, 5799785, 8119699, 11599570, 16239398, 40598495, 81196990]

約数ペア:

[(1, 81196990), (2, 40598495), (5, 16239398), (7, 11599570), (10, 8119699), (14, 5799785), (35, 2319914), (70, 1159957), (79, 1027810), (158, 513905), (395, 205562), (553, 146830), (790, 102781), (1106, 73415), (2765, 29366), (5530, 14683)]