81073590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4423}}^1$

素因数の和:4493

約数の個数: 64

約数和(自身を含む): 214050816

約数和(自身を除く): 132977226

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 47, 65, 78, 94, 130, 141, 195, 235, 282, 390, 470, 611, 705, 1222, 1410, 1833, 3055, 3666, 4423, 6110, 8846, 9165, 13269, 18330, 22115, 26538, 44230, 57499, 66345, 114998, 132690, 172497, 207881, 287495, 344994, 415762, 574990, 623643, 862485, 1039405, 1247286, 1724970, 2078810, 2702453, 3118215, 5404906, 6236430, 8107359, 13512265, 16214718, 27024530, 40536795, 81073590]

約数ペア:

[(1, 81073590), (2, 40536795), (3, 27024530), (5, 16214718), (6, 13512265), (10, 8107359), (13, 6236430), (15, 5404906), (26, 3118215), (30, 2702453), (39, 2078810), (47, 1724970), (65, 1247286), (78, 1039405), (94, 862485), (130, 623643), (141, 574990), (195, 415762), (235, 344994), (282, 287495), (390, 207881), (470, 172497), (611, 132690), (705, 114998), (1222, 66345), (1410, 57499), (1833, 44230), (3055, 26538), (3666, 22115), (4423, 18330), (6110, 13269), (8846, 9165)]