81944778888

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{6481}}^1\times {\mathrm{25087}}^1$

素因数の和:31587

約数の個数: 96

約数和(自身を含む): 253687848960

約数和(自身を除く): 171743070072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 6481, 12962, 19443, 25087, 25924, 38886, 45367, 50174, 51848, 58329, 75261, 77772, 90734, 100348, 116658, 136101, 150522, 155544, 175609, 181468, 200696, 225783, 233316, 272202, 301044, 351218, 362936, 408303, 451566, 466632, 526827, 544404, 602088, 702436, 816606, 903132, 1053654, 1088808, 1404872, 1580481, 1633212, 1806264, 2107308, 3160962, 3266424, 4214616, 6321924, 12643848, 162588847, 325177694, 487766541, 650355388, 975533082, 1138121929, 1300710776, 1463299623, 1951066164, 2276243858, 2926599246, 3414365787, 3902132328, 4552487716, 5853198492, 6828731574, 9104975432, 10243097361, 11706396984, 13657463148, 20486194722, 27314926296, 40972389444, 81944778888]

約数ペア:

[(1, 81944778888), (2, 40972389444), (3, 27314926296), (4, 20486194722), (6, 13657463148), (7, 11706396984), (8, 10243097361), (9, 9104975432), (12, 6828731574), (14, 5853198492), (18, 4552487716), (21, 3902132328), (24, 3414365787), (28, 2926599246), (36, 2276243858), (42, 1951066164), (56, 1463299623), (63, 1300710776), (72, 1138121929), (84, 975533082), (126, 650355388), (168, 487766541), (252, 325177694), (504, 162588847), (6481, 12643848), (12962, 6321924), (19443, 4214616), (25087, 3266424), (25924, 3160962), (38886, 2107308), (45367, 1806264), (50174, 1633212), (51848, 1580481), (58329, 1404872), (75261, 1088808), (77772, 1053654), (90734, 903132), (100348, 816606), (116658, 702436), (136101, 602088), (150522, 544404), (155544, 526827), (175609, 466632), (181468, 451566), (200696, 408303), (225783, 362936), (233316, 351218), (272202, 301044)]