26661440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:89

約数の個数: 168

約数和(自身を含む): 75300840

約数和(自身を除く): 48639400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 29, 32, 34, 40, 52, 58, 64, 65, 68, 80, 85, 104, 116, 130, 136, 145, 160, 169, 170, 208, 221, 232, 260, 272, 290, 320, 338, 340, 377, 416, 442, 464, 493, 520, 544, 580, 676, 680, 754, 832, 845, 884, 928, 986, 1040, 1088, 1105, 1160, 1352, 1360, 1508, 1690, 1768, 1856, 1885, 1972, 2080, 2210, 2320, 2465, 2704, 2720, 2873, 3016, 3380, 3536, 3770, 3944, 4160, 4420, 4640, 4901, 4930, 5408, 5440, 5746, 6032, 6409, 6760, 7072, 7540, 7888, 8840, 9280, 9802, 9860, 10816, 11492, 12064, 12818, 13520, 14144, 14365, 15080, 15776, 17680, 19604, 19720, 22984, 24128, 24505, 25636, 27040, 28730, 30160, 31552, 32045, 35360, 39208, 39440, 45968, 49010, 51272, 54080, 57460, 60320, 64090, 70720, 78416, 78880, 83317, 91936, 98020, 102544, 114920, 120640, 128180, 156832, 157760, 166634, 183872, 196040, 205088, 229840, 256360, 313664, 333268, 392080, 410176, 416585, 459680, 512720, 666536, 784160, 833170, 919360, 1025440, 1333072, 1568320, 1666340, 2050880, 2666144, 3332680, 5332288, 6665360, 13330720, 26661440]

約数ペア:

[(1, 26661440), (2, 13330720), (4, 6665360), (5, 5332288), (8, 3332680), (10, 2666144), (13, 2050880), (16, 1666340), (17, 1568320), (20, 1333072), (26, 1025440), (29, 919360), (32, 833170), (34, 784160), (40, 666536), (52, 512720), (58, 459680), (64, 416585), (65, 410176), (68, 392080), (80, 333268), (85, 313664), (104, 256360), (116, 229840), (130, 205088), (136, 196040), (145, 183872), (160, 166634), (169, 157760), (170, 156832), (208, 128180), (221, 120640), (232, 114920), (260, 102544), (272, 98020), (290, 91936), (320, 83317), (338, 78880), (340, 78416), (377, 70720), (416, 64090), (442, 60320), (464, 57460), (493, 54080), (520, 51272), (544, 49010), (580, 45968), (676, 39440), (680, 39208), (754, 35360), (832, 32045), (845, 31552), (884, 30160), (928, 28730), (986, 27040), (1040, 25636), (1088, 24505), (1105, 24128), (1160, 22984), (1352, 19720), (1360, 19604), (1508, 17680), (1690, 15776), (1768, 15080), (1856, 14365), (1885, 14144), (1972, 13520), (2080, 12818), (2210, 12064), (2320, 11492), (2465, 10816), (2704, 9860), (2720, 9802), (2873, 9280), (3016, 8840), (3380, 7888), (3536, 7540), (3770, 7072), (3944, 6760), (4160, 6409), (4420, 6032), (4640, 5746), (4901, 5440), (4930, 5408)]