81561792

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:866

約数の個数: 112

約数和(自身を含む): 238365792

約数和(自身を除く): 156804000

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 64, 78, 82, 96, 104, 123, 156, 164, 192, 208, 246, 312, 328, 416, 492, 533, 624, 656, 797, 832, 984, 1066, 1248, 1312, 1594, 1599, 1968, 2132, 2391, 2496, 2624, 3188, 3198, 3936, 4264, 4782, 6376, 6396, 7872, 8528, 9564, 10361, 12752, 12792, 17056, 19128, 20722, 25504, 25584, 31083, 32677, 34112, 38256, 41444, 51008, 51168, 62166, 65354, 76512, 82888, 98031, 102336, 124332, 130708, 153024, 165776, 196062, 248664, 261416, 331552, 392124, 424801, 497328, 522832, 663104, 784248, 849602, 994656, 1045664, 1274403, 1568496, 1699204, 1989312, 2091328, 2548806, 3136992, 3398408, 5097612, 6273984, 6796816, 10195224, 13593632, 20390448, 27187264, 40780896, 81561792]

約数ペア:

[(1, 81561792), (2, 40780896), (3, 27187264), (4, 20390448), (6, 13593632), (8, 10195224), (12, 6796816), (13, 6273984), (16, 5097612), (24, 3398408), (26, 3136992), (32, 2548806), (39, 2091328), (41, 1989312), (48, 1699204), (52, 1568496), (64, 1274403), (78, 1045664), (82, 994656), (96, 849602), (104, 784248), (123, 663104), (156, 522832), (164, 497328), (192, 424801), (208, 392124), (246, 331552), (312, 261416), (328, 248664), (416, 196062), (492, 165776), (533, 153024), (624, 130708), (656, 124332), (797, 102336), (832, 98031), (984, 82888), (1066, 76512), (1248, 65354), (1312, 62166), (1594, 51168), (1599, 51008), (1968, 41444), (2132, 38256), (2391, 34112), (2496, 32677), (2624, 31083), (3188, 25584), (3198, 25504), (3936, 20722), (4264, 19128), (4782, 17056), (6376, 12792), (6396, 12752), (7872, 10361), (8528, 9564)]