81684496

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5717}}^1$

素因数の和:5791

約数の個数: 40

約数和(自身を含む): 170167680

約数和(自身を除く): 88483184

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 5717, 7144, 11434, 14288, 22868, 45736, 91472, 108623, 217246, 268699, 434492, 537398, 868984, 1074796, 1737968, 2149592, 4299184, 5105281, 10210562, 20421124, 40842248, 81684496]

約数ペア:

[(1, 81684496), (2, 40842248), (4, 20421124), (8, 10210562), (16, 5105281), (19, 4299184), (38, 2149592), (47, 1737968), (76, 1074796), (94, 868984), (152, 537398), (188, 434492), (304, 268699), (376, 217246), (752, 108623), (893, 91472), (1786, 45736), (3572, 22868), (5717, 14288), (7144, 11434)]