85473440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 228274200

約数和(自身を除く): 142800760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 109, 116, 130, 145, 160, 169, 208, 218, 232, 260, 290, 338, 377, 416, 436, 464, 520, 545, 580, 676, 754, 845, 872, 928, 1040, 1090, 1160, 1352, 1417, 1508, 1690, 1744, 1885, 2080, 2180, 2320, 2704, 2834, 3016, 3161, 3380, 3488, 3770, 4360, 4640, 4901, 5408, 5668, 6032, 6322, 6760, 7085, 7540, 8720, 9802, 11336, 12064, 12644, 13520, 14170, 15080, 15805, 17440, 18421, 19604, 22672, 24505, 25288, 27040, 28340, 30160, 31610, 36842, 39208, 41093, 45344, 49010, 50576, 56680, 60320, 63220, 73684, 78416, 82186, 92105, 98020, 101152, 113360, 126440, 147368, 156832, 164372, 184210, 196040, 205465, 226720, 252880, 294736, 328744, 368420, 392080, 410930, 505760, 534209, 589472, 657488, 736840, 784160, 821860, 1068418, 1314976, 1473680, 1643720, 2136836, 2671045, 2947360, 3287440, 4273672, 5342090, 6574880, 8547344, 10684180, 17094688, 21368360, 42736720, 85473440]

約数ペア:

[(1, 85473440), (2, 42736720), (4, 21368360), (5, 17094688), (8, 10684180), (10, 8547344), (13, 6574880), (16, 5342090), (20, 4273672), (26, 3287440), (29, 2947360), (32, 2671045), (40, 2136836), (52, 1643720), (58, 1473680), (65, 1314976), (80, 1068418), (104, 821860), (109, 784160), (116, 736840), (130, 657488), (145, 589472), (160, 534209), (169, 505760), (208, 410930), (218, 392080), (232, 368420), (260, 328744), (290, 294736), (338, 252880), (377, 226720), (416, 205465), (436, 196040), (464, 184210), (520, 164372), (545, 156832), (580, 147368), (676, 126440), (754, 113360), (845, 101152), (872, 98020), (928, 92105), (1040, 82186), (1090, 78416), (1160, 73684), (1352, 63220), (1417, 60320), (1508, 56680), (1690, 50576), (1744, 49010), (1885, 45344), (2080, 41093), (2180, 39208), (2320, 36842), (2704, 31610), (2834, 30160), (3016, 28340), (3161, 27040), (3380, 25288), (3488, 24505), (3770, 22672), (4360, 19604), (4640, 18421), (4901, 17440), (5408, 15805), (5668, 15080), (6032, 14170), (6322, 13520), (6760, 12644), (7085, 12064), (7540, 11336), (8720, 9802)]