39945172016

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{1297}}^1\times {\mathrm{2003}}^1$

素因数の和:3370

約数の個数: 60

約数和(自身を含む): 80072493336

約数和(自身を除く): 40127321320

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1297, 1922, 2003, 2594, 3844, 4006, 5188, 7688, 8012, 10376, 15376, 16024, 20752, 32048, 40207, 62093, 80414, 124186, 160828, 248372, 321656, 496744, 643312, 993488, 1246417, 1924883, 2492834, 2597891, 3849766, 4985668, 5195782, 7699532, 9971336, 10391564, 15399064, 19942672, 20783128, 30798128, 41566256, 80534621, 161069242, 322138484, 644276968, 1288553936, 2496573251, 4993146502, 9986293004, 19972586008, 39945172016]

約数ペア:

[(1, 39945172016), (2, 19972586008), (4, 9986293004), (8, 4993146502), (16, 2496573251), (31, 1288553936), (62, 644276968), (124, 322138484), (248, 161069242), (496, 80534621), (961, 41566256), (1297, 30798128), (1922, 20783128), (2003, 19942672), (2594, 15399064), (3844, 10391564), (4006, 9971336), (5188, 7699532), (7688, 5195782), (8012, 4985668), (10376, 3849766), (15376, 2597891), (16024, 2492834), (20752, 1924883), (32048, 1246417), (40207, 993488), (62093, 643312), (80414, 496744), (124186, 321656), (160828, 248372)]