81574452

素因数分解:

$2^2\times 3^4\times {\mathrm{79}}^1\times {\mathrm{3187}}^1$

素因数の和:3282

約数の個数: 60

約数和(自身を含む): 216018880

約数和(自身を除く): 134444428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 81, 108, 158, 162, 237, 316, 324, 474, 711, 948, 1422, 2133, 2844, 3187, 4266, 6374, 6399, 8532, 9561, 12748, 12798, 19122, 25596, 28683, 38244, 57366, 86049, 114732, 172098, 251773, 258147, 344196, 503546, 516294, 755319, 1007092, 1032588, 1510638, 2265957, 3021276, 4531914, 6797871, 9063828, 13595742, 20393613, 27191484, 40787226, 81574452]

約数ペア:

[(1, 81574452), (2, 40787226), (3, 27191484), (4, 20393613), (6, 13595742), (9, 9063828), (12, 6797871), (18, 4531914), (27, 3021276), (36, 2265957), (54, 1510638), (79, 1032588), (81, 1007092), (108, 755319), (158, 516294), (162, 503546), (237, 344196), (316, 258147), (324, 251773), (474, 172098), (711, 114732), (948, 86049), (1422, 57366), (2133, 38244), (2844, 28683), (3187, 25596), (4266, 19122), (6374, 12798), (6399, 12748), (8532, 9561)]