31064696

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 67200000

約数和(自身を除く): 36135304

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 79, 104, 152, 158, 199, 247, 316, 398, 494, 632, 796, 988, 1027, 1501, 1592, 1976, 2054, 2587, 3002, 3781, 4108, 5174, 6004, 7562, 8216, 10348, 12008, 15124, 15721, 19513, 20696, 30248, 31442, 39026, 49153, 62884, 78052, 98306, 125768, 156104, 196612, 204373, 298699, 393224, 408746, 597398, 817492, 1194796, 1634984, 2389592, 3883087, 7766174, 15532348, 31064696]

約数ペア:

[(1, 31064696), (2, 15532348), (4, 7766174), (8, 3883087), (13, 2389592), (19, 1634984), (26, 1194796), (38, 817492), (52, 597398), (76, 408746), (79, 393224), (104, 298699), (152, 204373), (158, 196612), (199, 156104), (247, 125768), (316, 98306), (398, 78052), (494, 62884), (632, 49153), (796, 39026), (988, 31442), (1027, 30248), (1501, 20696), (1592, 19513), (1976, 15721), (2054, 15124), (2587, 12008), (3002, 10348), (3781, 8216), (4108, 7562), (5174, 6004)]