68276728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 146916000

約数和(自身を除く): 78639272

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 109, 152, 218, 247, 317, 436, 494, 634, 872, 988, 1268, 1417, 1976, 2071, 2536, 2834, 4121, 4142, 5668, 6023, 8242, 8284, 11336, 12046, 16484, 16568, 24092, 26923, 32968, 34553, 48184, 53846, 69106, 78299, 107692, 138212, 156598, 215384, 276424, 313196, 449189, 626392, 656507, 898378, 1313014, 1796756, 2626028, 3593512, 5252056, 8534591, 17069182, 34138364, 68276728]

約数ペア:

[(1, 68276728), (2, 34138364), (4, 17069182), (8, 8534591), (13, 5252056), (19, 3593512), (26, 2626028), (38, 1796756), (52, 1313014), (76, 898378), (104, 656507), (109, 626392), (152, 449189), (218, 313196), (247, 276424), (317, 215384), (436, 156598), (494, 138212), (634, 107692), (872, 78299), (988, 69106), (1268, 53846), (1417, 48184), (1976, 34553), (2071, 32968), (2536, 26923), (2834, 24092), (4121, 16568), (4142, 16484), (5668, 12046), (6023, 11336), (8242, 8284)]