81544260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6263}}^1$

素因数の和:6313

約数の個数: 96

約数和(自身を含む): 269402112

約数和(自身を除く): 187857852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6263, 6510, 12526, 13020, 18789, 25052, 31315, 37578, 43841, 62630, 75156, 87682, 93945, 125260, 131523, 175364, 187890, 194153, 219205, 263046, 375780, 388306, 438410, 526092, 582459, 657615, 776612, 876820, 970765, 1164918, 1315230, 1359071, 1941530, 2329836, 2630460, 2718142, 2912295, 3883060, 4077213, 5436284, 5824590, 6795355, 8154426, 11649180, 13590710, 16308852, 20386065, 27181420, 40772130, 81544260]

約数ペア:

[(1, 81544260), (2, 40772130), (3, 27181420), (4, 20386065), (5, 16308852), (6, 13590710), (7, 11649180), (10, 8154426), (12, 6795355), (14, 5824590), (15, 5436284), (20, 4077213), (21, 3883060), (28, 2912295), (30, 2718142), (31, 2630460), (35, 2329836), (42, 1941530), (60, 1359071), (62, 1315230), (70, 1164918), (84, 970765), (93, 876820), (105, 776612), (124, 657615), (140, 582459), (155, 526092), (186, 438410), (210, 388306), (217, 375780), (310, 263046), (372, 219205), (420, 194153), (434, 187890), (465, 175364), (620, 131523), (651, 125260), (868, 93945), (930, 87682), (1085, 75156), (1302, 62630), (1860, 43841), (2170, 37578), (2604, 31315), (3255, 25052), (4340, 18789), (6263, 13020), (6510, 12526)]