77438816

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 199085040

約数和(自身を除く): 121646224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 49, 52, 56, 58, 91, 98, 104, 112, 116, 131, 182, 196, 203, 208, 224, 232, 262, 364, 377, 392, 406, 416, 464, 524, 637, 728, 754, 784, 812, 917, 928, 1048, 1274, 1421, 1456, 1508, 1568, 1624, 1703, 1834, 2096, 2548, 2639, 2842, 2912, 3016, 3248, 3406, 3668, 3799, 4192, 5096, 5278, 5684, 6032, 6419, 6496, 6812, 7336, 7598, 10192, 10556, 11368, 11921, 12064, 12838, 13624, 14672, 15196, 18473, 20384, 21112, 22736, 23842, 25676, 26593, 27248, 29344, 30392, 36946, 42224, 45472, 47684, 49387, 51352, 53186, 54496, 60784, 73892, 83447, 84448, 95368, 98774, 102704, 106372, 121568, 147784, 166894, 186151, 190736, 197548, 205408, 212744, 295568, 333788, 345709, 372302, 381472, 395096, 425488, 591136, 667576, 691418, 744604, 790192, 850976, 1335152, 1382836, 1489208, 1580384, 2419963, 2670304, 2765672, 2978416, 4839926, 5531344, 5956832, 9679852, 11062688, 19359704, 38719408, 77438816]

約数ペア:

[(1, 77438816), (2, 38719408), (4, 19359704), (7, 11062688), (8, 9679852), (13, 5956832), (14, 5531344), (16, 4839926), (26, 2978416), (28, 2765672), (29, 2670304), (32, 2419963), (49, 1580384), (52, 1489208), (56, 1382836), (58, 1335152), (91, 850976), (98, 790192), (104, 744604), (112, 691418), (116, 667576), (131, 591136), (182, 425488), (196, 395096), (203, 381472), (208, 372302), (224, 345709), (232, 333788), (262, 295568), (364, 212744), (377, 205408), (392, 197548), (406, 190736), (416, 186151), (464, 166894), (524, 147784), (637, 121568), (728, 106372), (754, 102704), (784, 98774), (812, 95368), (917, 84448), (928, 83447), (1048, 73892), (1274, 60784), (1421, 54496), (1456, 53186), (1508, 51352), (1568, 49387), (1624, 47684), (1703, 45472), (1834, 42224), (2096, 36946), (2548, 30392), (2639, 29344), (2842, 27248), (2912, 26593), (3016, 25676), (3248, 23842), (3406, 22736), (3668, 21112), (3799, 20384), (4192, 18473), (5096, 15196), (5278, 14672), (5684, 13624), (6032, 12838), (6419, 12064), (6496, 11921), (6812, 11368), (7336, 10556), (7598, 10192)]