55784456

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 140448000

約数和(自身を除く): 84663544

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 37, 38, 52, 56, 74, 76, 91, 104, 109, 133, 148, 152, 182, 218, 247, 259, 266, 296, 364, 436, 481, 494, 518, 532, 703, 728, 763, 872, 962, 988, 1036, 1064, 1406, 1417, 1526, 1729, 1924, 1976, 2071, 2072, 2812, 2834, 3052, 3367, 3458, 3848, 4033, 4142, 4921, 5624, 5668, 6104, 6734, 6916, 8066, 8284, 9139, 9842, 9919, 11336, 13468, 13832, 14497, 16132, 16568, 18278, 19684, 19838, 26923, 26936, 28231, 28994, 32264, 36556, 39368, 39676, 52429, 53846, 56462, 57988, 63973, 73112, 76627, 79352, 104858, 107692, 112924, 115976, 127946, 153254, 188461, 209716, 215384, 225848, 255892, 306508, 367003, 376922, 419432, 511784, 536389, 613016, 734006, 753844, 996151, 1072778, 1468012, 1507688, 1992302, 2145556, 2936024, 3984604, 4291112, 6973057, 7969208, 13946114, 27892228, 55784456]

約数ペア:

[(1, 55784456), (2, 27892228), (4, 13946114), (7, 7969208), (8, 6973057), (13, 4291112), (14, 3984604), (19, 2936024), (26, 2145556), (28, 1992302), (37, 1507688), (38, 1468012), (52, 1072778), (56, 996151), (74, 753844), (76, 734006), (91, 613016), (104, 536389), (109, 511784), (133, 419432), (148, 376922), (152, 367003), (182, 306508), (218, 255892), (247, 225848), (259, 215384), (266, 209716), (296, 188461), (364, 153254), (436, 127946), (481, 115976), (494, 112924), (518, 107692), (532, 104858), (703, 79352), (728, 76627), (763, 73112), (872, 63973), (962, 57988), (988, 56462), (1036, 53846), (1064, 52429), (1406, 39676), (1417, 39368), (1526, 36556), (1729, 32264), (1924, 28994), (1976, 28231), (2071, 26936), (2072, 26923), (2812, 19838), (2834, 19684), (3052, 18278), (3367, 16568), (3458, 16132), (3848, 14497), (4033, 13832), (4142, 13468), (4921, 11336), (5624, 9919), (5668, 9842), (6104, 9139), (6734, 8284), (6916, 8066)]