71080856

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 180403200

約数和(自身を除く): 109322344

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 29, 44, 46, 56, 58, 77, 88, 92, 116, 154, 161, 173, 184, 203, 232, 253, 308, 319, 322, 346, 406, 506, 616, 638, 644, 667, 692, 812, 1012, 1211, 1276, 1288, 1334, 1384, 1624, 1771, 1903, 2024, 2233, 2422, 2552, 2668, 3542, 3806, 3979, 4466, 4669, 4844, 5017, 5336, 7084, 7337, 7612, 7958, 8932, 9338, 9688, 10034, 13321, 14168, 14674, 15224, 15916, 17864, 18676, 20068, 26642, 27853, 29348, 31832, 35119, 37352, 40136, 43769, 51359, 53284, 55187, 55706, 58696, 70238, 87538, 102718, 106568, 110374, 111412, 115391, 140476, 175076, 205436, 220748, 222824, 230782, 280952, 306383, 350152, 386309, 410872, 441496, 461564, 612766, 772618, 807737, 923128, 1225532, 1269301, 1545236, 1615474, 2451064, 2538602, 3090472, 3230948, 5077204, 6461896, 8885107, 10154408, 17770214, 35540428, 71080856]

約数ペア:

[(1, 71080856), (2, 35540428), (4, 17770214), (7, 10154408), (8, 8885107), (11, 6461896), (14, 5077204), (22, 3230948), (23, 3090472), (28, 2538602), (29, 2451064), (44, 1615474), (46, 1545236), (56, 1269301), (58, 1225532), (77, 923128), (88, 807737), (92, 772618), (116, 612766), (154, 461564), (161, 441496), (173, 410872), (184, 386309), (203, 350152), (232, 306383), (253, 280952), (308, 230782), (319, 222824), (322, 220748), (346, 205436), (406, 175076), (506, 140476), (616, 115391), (638, 111412), (644, 110374), (667, 106568), (692, 102718), (812, 87538), (1012, 70238), (1211, 58696), (1276, 55706), (1288, 55187), (1334, 53284), (1384, 51359), (1624, 43769), (1771, 40136), (1903, 37352), (2024, 35119), (2233, 31832), (2422, 29348), (2552, 27853), (2668, 26642), (3542, 20068), (3806, 18676), (3979, 17864), (4466, 15916), (4669, 15224), (4844, 14674), (5017, 14168), (5336, 13321), (7084, 10034), (7337, 9688), (7612, 9338), (7958, 8932)]