31950128

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 75233280

約数和(自身を除く): 43283152

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 79, 92, 112, 157, 158, 161, 184, 314, 316, 322, 368, 553, 628, 632, 644, 1099, 1106, 1256, 1264, 1288, 1817, 2198, 2212, 2512, 2576, 3611, 3634, 4396, 4424, 7222, 7268, 8792, 8848, 12403, 12719, 14444, 14536, 17584, 24806, 25277, 25438, 28888, 29072, 49612, 50554, 50876, 57776, 86821, 99224, 101108, 101752, 173642, 198448, 202216, 203504, 285269, 347284, 404432, 570538, 694568, 1141076, 1389136, 1996883, 2282152, 3993766, 4564304, 7987532, 15975064, 31950128]

約数ペア:

[(1, 31950128), (2, 15975064), (4, 7987532), (7, 4564304), (8, 3993766), (14, 2282152), (16, 1996883), (23, 1389136), (28, 1141076), (46, 694568), (56, 570538), (79, 404432), (92, 347284), (112, 285269), (157, 203504), (158, 202216), (161, 198448), (184, 173642), (314, 101752), (316, 101108), (322, 99224), (368, 86821), (553, 57776), (628, 50876), (632, 50554), (644, 49612), (1099, 29072), (1106, 28888), (1256, 25438), (1264, 25277), (1288, 24806), (1817, 17584), (2198, 14536), (2212, 14444), (2512, 12719), (2576, 12403), (3611, 8848), (3634, 8792), (4396, 7268), (4424, 7222)]