51512344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 110880000

約数和(自身を除く): 59367656

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 131, 152, 199, 247, 262, 398, 494, 524, 796, 988, 1048, 1592, 1703, 1976, 2489, 2587, 3406, 3781, 4978, 5174, 6812, 7562, 9956, 10348, 13624, 15124, 19912, 20696, 26069, 30248, 32357, 49153, 52138, 64714, 98306, 104276, 129428, 196612, 208552, 258856, 338897, 393224, 495311, 677794, 990622, 1355588, 1981244, 2711176, 3962488, 6439043, 12878086, 25756172, 51512344]

約数ペア:

[(1, 51512344), (2, 25756172), (4, 12878086), (8, 6439043), (13, 3962488), (19, 2711176), (26, 1981244), (38, 1355588), (52, 990622), (76, 677794), (104, 495311), (131, 393224), (152, 338897), (199, 258856), (247, 208552), (262, 196612), (398, 129428), (494, 104276), (524, 98306), (796, 64714), (988, 52138), (1048, 49153), (1592, 32357), (1703, 30248), (1976, 26069), (2489, 20696), (2587, 19912), (3406, 15124), (3781, 13624), (4978, 10348), (5174, 9956), (6812, 7562)]