49078480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1364

約数の個数: 80

約数和(自身を含む): 127473984

約数和(自身を除く): 78395504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1297, 1720, 1892, 2365, 2594, 3440, 3784, 4730, 5188, 6485, 7568, 9460, 10376, 12970, 14267, 18920, 20752, 25940, 28534, 37840, 51880, 55771, 57068, 71335, 103760, 111542, 114136, 142670, 223084, 228272, 278855, 285340, 446168, 557710, 570680, 613481, 892336, 1115420, 1141360, 1226962, 2230840, 2453924, 3067405, 4461680, 4907848, 6134810, 9815696, 12269620, 24539240, 49078480]

約数ペア:

[(1, 49078480), (2, 24539240), (4, 12269620), (5, 9815696), (8, 6134810), (10, 4907848), (11, 4461680), (16, 3067405), (20, 2453924), (22, 2230840), (40, 1226962), (43, 1141360), (44, 1115420), (55, 892336), (80, 613481), (86, 570680), (88, 557710), (110, 446168), (172, 285340), (176, 278855), (215, 228272), (220, 223084), (344, 142670), (430, 114136), (440, 111542), (473, 103760), (688, 71335), (860, 57068), (880, 55771), (946, 51880), (1297, 37840), (1720, 28534), (1892, 25940), (2365, 20752), (2594, 18920), (3440, 14267), (3784, 12970), (4730, 10376), (5188, 9460), (6485, 7568)]