81178888

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 189091800

約数和(自身を除く): 107912912

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 37, 49, 56, 58, 74, 98, 116, 148, 193, 196, 203, 232, 259, 296, 386, 392, 406, 518, 772, 812, 1036, 1073, 1351, 1421, 1544, 1624, 1813, 2072, 2146, 2702, 2842, 3626, 4292, 5404, 5597, 5684, 7141, 7252, 7511, 8584, 9457, 10808, 11194, 11368, 14282, 14504, 15022, 18914, 22388, 28564, 30044, 37828, 39179, 44776, 49987, 52577, 57128, 60088, 75656, 78358, 99974, 105154, 156716, 199948, 207089, 210308, 274253, 313432, 349909, 399896, 414178, 420616, 548506, 699818, 828356, 1097012, 1399636, 1449623, 1656712, 2194024, 2799272, 2899246, 5798492, 10147361, 11596984, 20294722, 40589444, 81178888]

約数ペア:

[(1, 81178888), (2, 40589444), (4, 20294722), (7, 11596984), (8, 10147361), (14, 5798492), (28, 2899246), (29, 2799272), (37, 2194024), (49, 1656712), (56, 1449623), (58, 1399636), (74, 1097012), (98, 828356), (116, 699818), (148, 548506), (193, 420616), (196, 414178), (203, 399896), (232, 349909), (259, 313432), (296, 274253), (386, 210308), (392, 207089), (406, 199948), (518, 156716), (772, 105154), (812, 99974), (1036, 78358), (1073, 75656), (1351, 60088), (1421, 57128), (1544, 52577), (1624, 49987), (1813, 44776), (2072, 39179), (2146, 37828), (2702, 30044), (2842, 28564), (3626, 22388), (4292, 18914), (5404, 15022), (5597, 14504), (5684, 14282), (7141, 11368), (7252, 11194), (7511, 10808), (8584, 9457)]