81964896

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65677}}^1$

素因数の和:65703

約数の個数: 48

約数和(自身を含む): 231711984

約数和(自身を除く): 149747088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 65677, 131354, 197031, 262708, 394062, 525416, 788124, 853801, 1050832, 1576248, 1707602, 2101664, 2561403, 3152496, 3415204, 5122806, 6304992, 6830408, 10245612, 13660816, 20491224, 27321632, 40982448, 81964896]

約数ペア:

[(1, 81964896), (2, 40982448), (3, 27321632), (4, 20491224), (6, 13660816), (8, 10245612), (12, 6830408), (13, 6304992), (16, 5122806), (24, 3415204), (26, 3152496), (32, 2561403), (39, 2101664), (48, 1707602), (52, 1576248), (78, 1050832), (96, 853801), (104, 788124), (156, 525416), (208, 394062), (312, 262708), (416, 197031), (624, 131354), (1248, 65677)]