81388826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2087}}^1$

素因数の和:2174

約数の個数: 32

約数和(自身を含む): 137106432

約数和(自身を除く): 55717606

約数列:

[1, 2, 17, 31, 34, 37, 62, 74, 527, 629, 1054, 1147, 1258, 2087, 2294, 4174, 19499, 35479, 38998, 64697, 70958, 77219, 129394, 154438, 1099849, 1312723, 2199698, 2393789, 2625446, 4787578, 40694413, 81388826]

約数ペア:

[(1, 81388826), (2, 40694413), (17, 4787578), (31, 2625446), (34, 2393789), (37, 2199698), (62, 1312723), (74, 1099849), (527, 154438), (629, 129394), (1054, 77219), (1147, 70958), (1258, 64697), (2087, 38998), (2294, 35479), (4174, 19499)]