81567648

素因数分解:

$2^5\times 3^4\times {\mathrm{31469}}^1$

素因数の和:31491

約数の個数: 60

約数和(自身を含む): 239895810

約数和(自身を除く): 158328162

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 288, 324, 432, 648, 864, 1296, 2592, 31469, 62938, 94407, 125876, 188814, 251752, 283221, 377628, 503504, 566442, 755256, 849663, 1007008, 1132884, 1510512, 1699326, 2265768, 2548989, 3021024, 3398652, 4531536, 5097978, 6797304, 9063072, 10195956, 13594608, 20391912, 27189216, 40783824, 81567648]

約数ペア:

[(1, 81567648), (2, 40783824), (3, 27189216), (4, 20391912), (6, 13594608), (8, 10195956), (9, 9063072), (12, 6797304), (16, 5097978), (18, 4531536), (24, 3398652), (27, 3021024), (32, 2548989), (36, 2265768), (48, 1699326), (54, 1510512), (72, 1132884), (81, 1007008), (96, 849663), (108, 755256), (144, 566442), (162, 503504), (216, 377628), (288, 283221), (324, 251752), (432, 188814), (648, 125876), (864, 94407), (1296, 62938), (2592, 31469)]