67891408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 153115200

約数和(自身を除く): 85223792

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 41, 52, 76, 82, 104, 152, 164, 208, 247, 304, 328, 419, 494, 533, 656, 779, 838, 988, 1066, 1558, 1676, 1976, 2132, 3116, 3352, 3952, 4264, 5447, 6232, 6704, 7961, 8528, 10127, 10894, 12464, 15922, 17179, 20254, 21788, 31844, 34358, 40508, 43576, 63688, 68716, 81016, 87152, 103493, 127376, 137432, 162032, 206986, 223327, 274864, 326401, 413972, 446654, 652802, 827944, 893308, 1305604, 1655888, 1786616, 2611208, 3573232, 4243213, 5222416, 8486426, 16972852, 33945704, 67891408]

約数ペア:

[(1, 67891408), (2, 33945704), (4, 16972852), (8, 8486426), (13, 5222416), (16, 4243213), (19, 3573232), (26, 2611208), (38, 1786616), (41, 1655888), (52, 1305604), (76, 893308), (82, 827944), (104, 652802), (152, 446654), (164, 413972), (208, 326401), (247, 274864), (304, 223327), (328, 206986), (419, 162032), (494, 137432), (533, 127376), (656, 103493), (779, 87152), (838, 81016), (988, 68716), (1066, 63688), (1558, 43576), (1676, 40508), (1976, 34358), (2132, 31844), (3116, 21788), (3352, 20254), (3952, 17179), (4264, 15922), (5447, 12464), (6232, 10894), (6704, 10127), (7961, 8528)]