78054964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 156016000

約数和(自身を除く): 77961036

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 199, 247, 397, 398, 494, 794, 796, 988, 1588, 2587, 3781, 5161, 5174, 7543, 7562, 10322, 10348, 15086, 15124, 20644, 30172, 49153, 79003, 98059, 98306, 158006, 196118, 196612, 316012, 392236, 1027039, 1501057, 2054078, 3002114, 4108156, 6004228, 19513741, 39027482, 78054964]

約数ペア:

[(1, 78054964), (2, 39027482), (4, 19513741), (13, 6004228), (19, 4108156), (26, 3002114), (38, 2054078), (52, 1501057), (76, 1027039), (199, 392236), (247, 316012), (397, 196612), (398, 196118), (494, 158006), (794, 98306), (796, 98059), (988, 79003), (1588, 49153), (2587, 30172), (3781, 20644), (5161, 15124), (5174, 15086), (7543, 10348), (7562, 10322)]