81491952

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 217271808

約数和(自身を除く): 135779856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 103, 106, 159, 206, 212, 309, 311, 318, 412, 424, 618, 622, 636, 824, 848, 933, 1236, 1244, 1272, 1648, 1866, 2472, 2488, 2544, 3732, 4944, 4976, 5459, 7464, 10918, 14928, 16377, 16483, 21836, 32033, 32754, 32966, 43672, 49449, 64066, 65508, 65932, 87344, 96099, 98898, 128132, 131016, 131864, 192198, 197796, 256264, 262032, 263728, 384396, 395592, 512528, 768792, 791184, 1537584, 1697749, 3395498, 5093247, 6790996, 10186494, 13581992, 20372988, 27163984, 40745976, 81491952]

約数ペア:

[(1, 81491952), (2, 40745976), (3, 27163984), (4, 20372988), (6, 13581992), (8, 10186494), (12, 6790996), (16, 5093247), (24, 3395498), (48, 1697749), (53, 1537584), (103, 791184), (106, 768792), (159, 512528), (206, 395592), (212, 384396), (309, 263728), (311, 262032), (318, 256264), (412, 197796), (424, 192198), (618, 131864), (622, 131016), (636, 128132), (824, 98898), (848, 96099), (933, 87344), (1236, 65932), (1244, 65508), (1272, 64066), (1648, 49449), (1866, 43672), (2472, 32966), (2488, 32754), (2544, 32033), (3732, 21836), (4944, 16483), (4976, 16377), (5459, 14928), (7464, 10918)]