80704149968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{18181}}^1\times {\mathrm{21341}}^1$

素因数の和:39543

約数の個数: 40

約数和(自身を含む): 168409465896

約数和(自身を除く): 87705315928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 18181, 21341, 36362, 42682, 72724, 85364, 145448, 170728, 236353, 277433, 290896, 341456, 472706, 554866, 945412, 1109732, 1890824, 2219464, 3781648, 4438928, 388000721, 776001442, 1552002884, 3104005768, 5044009373, 6208011536, 10088018746, 20176037492, 40352074984, 80704149968]

約数ペア:

[(1, 80704149968), (2, 40352074984), (4, 20176037492), (8, 10088018746), (13, 6208011536), (16, 5044009373), (26, 3104005768), (52, 1552002884), (104, 776001442), (208, 388000721), (18181, 4438928), (21341, 3781648), (36362, 2219464), (42682, 1890824), (72724, 1109732), (85364, 945412), (145448, 554866), (170728, 472706), (236353, 341456), (277433, 290896)]