82969360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 200344320

約数和(自身を除く): 117374960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 89, 172, 178, 215, 271, 344, 356, 430, 445, 542, 688, 712, 860, 890, 1084, 1355, 1424, 1720, 1780, 2168, 2710, 3440, 3560, 3827, 4336, 5420, 7120, 7654, 10840, 11653, 15308, 19135, 21680, 23306, 24119, 30616, 38270, 46612, 48238, 58265, 61232, 76540, 93224, 96476, 116530, 120595, 153080, 186448, 192952, 233060, 241190, 306160, 385904, 466120, 482380, 932240, 964760, 1037117, 1929520, 2074234, 4148468, 5185585, 8296936, 10371170, 16593872, 20742340, 41484680, 82969360]

約数ペア:

[(1, 82969360), (2, 41484680), (4, 20742340), (5, 16593872), (8, 10371170), (10, 8296936), (16, 5185585), (20, 4148468), (40, 2074234), (43, 1929520), (80, 1037117), (86, 964760), (89, 932240), (172, 482380), (178, 466120), (215, 385904), (271, 306160), (344, 241190), (356, 233060), (430, 192952), (445, 186448), (542, 153080), (688, 120595), (712, 116530), (860, 96476), (890, 93224), (1084, 76540), (1355, 61232), (1424, 58265), (1720, 48238), (1780, 46612), (2168, 38270), (2710, 30616), (3440, 24119), (3560, 23306), (3827, 21680), (4336, 19135), (5420, 15308), (7120, 11653), (7654, 10840)]