161130728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:762

約数の個数: 64

約数和(自身を含む): 344822400

約数和(自身を除く): 183691672

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 103, 116, 206, 232, 319, 412, 613, 638, 824, 1133, 1226, 1276, 2266, 2452, 2552, 2987, 4532, 4904, 5974, 6743, 9064, 11948, 13486, 17777, 23896, 26972, 32857, 35554, 53944, 63139, 65714, 71108, 126278, 131428, 142216, 195547, 252556, 262856, 391094, 505112, 694529, 782188, 1389058, 1564376, 1831031, 2778116, 3662062, 5556232, 7324124, 14648248, 20141341, 40282682, 80565364, 161130728]

約数ペア:

[(1, 161130728), (2, 80565364), (4, 40282682), (8, 20141341), (11, 14648248), (22, 7324124), (29, 5556232), (44, 3662062), (58, 2778116), (88, 1831031), (103, 1564376), (116, 1389058), (206, 782188), (232, 694529), (319, 505112), (412, 391094), (613, 262856), (638, 252556), (824, 195547), (1133, 142216), (1226, 131428), (1276, 126278), (2266, 71108), (2452, 65714), (2552, 63139), (2987, 53944), (4532, 35554), (4904, 32857), (5974, 26972), (6743, 23896), (9064, 17777), (11948, 13486)]