64436996

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{479}}^1$

素因数の和:708

約数の個数: 36

約数和(自身を含む): 122976000

約数和(自身を除く): 58539004

約数列:

[1, 2, 4, 13, 26, 52, 169, 199, 338, 398, 479, 676, 796, 958, 1916, 2587, 5174, 6227, 10348, 12454, 24908, 33631, 67262, 80951, 95321, 134524, 161902, 190642, 323804, 381284, 1239173, 2478346, 4956692, 16109249, 32218498, 64436996]

約数ペア:

[(1, 64436996), (2, 32218498), (4, 16109249), (13, 4956692), (26, 2478346), (52, 1239173), (169, 381284), (199, 323804), (338, 190642), (398, 161902), (479, 134524), (676, 95321), (796, 80951), (958, 67262), (1916, 33631), (2587, 24908), (5174, 12454), (6227, 10348)]