80861872

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 160

約数和(自身を含む): 211097600

約数和(自身を除く): 130235728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 37, 38, 52, 56, 74, 76, 79, 91, 104, 112, 133, 148, 152, 158, 182, 208, 247, 259, 266, 296, 304, 316, 364, 481, 494, 518, 532, 553, 592, 632, 703, 728, 962, 988, 1027, 1036, 1064, 1106, 1264, 1406, 1456, 1501, 1729, 1924, 1976, 2054, 2072, 2128, 2212, 2812, 2923, 3002, 3367, 3458, 3848, 3952, 4108, 4144, 4424, 4921, 5624, 5846, 6004, 6734, 6916, 7189, 7696, 8216, 8848, 9139, 9842, 10507, 11248, 11692, 12008, 13468, 13832, 14378, 16432, 18278, 19513, 19684, 20461, 21014, 23384, 24016, 26936, 27664, 28756, 36556, 37999, 39026, 39368, 40922, 42028, 46768, 53872, 55537, 57512, 63973, 73112, 75998, 78052, 78736, 81844, 84056, 111074, 115024, 127946, 136591, 146224, 151996, 156104, 163688, 168112, 222148, 255892, 265993, 273182, 303992, 312208, 327376, 388759, 444296, 511784, 531986, 546364, 607984, 721981, 777518, 888592, 1023568, 1063972, 1092728, 1443962, 1555036, 2127944, 2185456, 2887924, 3110072, 4255888, 5053867, 5775848, 6220144, 10107734, 11551696, 20215468, 40430936, 80861872]

約数ペア:

[(1, 80861872), (2, 40430936), (4, 20215468), (7, 11551696), (8, 10107734), (13, 6220144), (14, 5775848), (16, 5053867), (19, 4255888), (26, 3110072), (28, 2887924), (37, 2185456), (38, 2127944), (52, 1555036), (56, 1443962), (74, 1092728), (76, 1063972), (79, 1023568), (91, 888592), (104, 777518), (112, 721981), (133, 607984), (148, 546364), (152, 531986), (158, 511784), (182, 444296), (208, 388759), (247, 327376), (259, 312208), (266, 303992), (296, 273182), (304, 265993), (316, 255892), (364, 222148), (481, 168112), (494, 163688), (518, 156104), (532, 151996), (553, 146224), (592, 136591), (632, 127946), (703, 115024), (728, 111074), (962, 84056), (988, 81844), (1027, 78736), (1036, 78052), (1064, 75998), (1106, 73112), (1264, 63973), (1406, 57512), (1456, 55537), (1501, 53872), (1729, 46768), (1924, 42028), (1976, 40922), (2054, 39368), (2072, 39026), (2128, 37999), (2212, 36556), (2812, 28756), (2923, 27664), (3002, 26936), (3367, 24016), (3458, 23384), (3848, 21014), (3952, 20461), (4108, 19684), (4144, 19513), (4424, 18278), (4921, 16432), (5624, 14378), (5846, 13832), (6004, 13468), (6734, 12008), (6916, 11692), (7189, 11248), (7696, 10507), (8216, 9842), (8848, 9139)]