2788922032

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1706

約数の個数: 80

約数和(自身を含む): 5951619072

約数和(自身を除く): 3162697040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 127, 142, 208, 254, 284, 508, 568, 923, 1016, 1136, 1487, 1651, 1846, 2032, 2974, 3302, 3692, 5948, 6604, 7384, 9017, 11896, 13208, 14768, 18034, 19331, 23792, 26416, 36068, 38662, 72136, 77324, 105577, 117221, 144272, 154648, 188849, 211154, 234442, 309296, 377698, 422308, 468884, 755396, 844616, 937768, 1372501, 1510792, 1689232, 1875536, 2455037, 2745002, 3021584, 4910074, 5490004, 9820148, 10980008, 13408279, 19640296, 21960016, 26816558, 39280592, 53633116, 107266232, 174307627, 214532464, 348615254, 697230508, 1394461016, 2788922032]

約数ペア:

[(1, 2788922032), (2, 1394461016), (4, 697230508), (8, 348615254), (13, 214532464), (16, 174307627), (26, 107266232), (52, 53633116), (71, 39280592), (104, 26816558), (127, 21960016), (142, 19640296), (208, 13408279), (254, 10980008), (284, 9820148), (508, 5490004), (568, 4910074), (923, 3021584), (1016, 2745002), (1136, 2455037), (1487, 1875536), (1651, 1689232), (1846, 1510792), (2032, 1372501), (2974, 937768), (3302, 844616), (3692, 755396), (5948, 468884), (6604, 422308), (7384, 377698), (9017, 309296), (11896, 234442), (13208, 211154), (14768, 188849), (18034, 154648), (19331, 144272), (23792, 117221), (26416, 105577), (36068, 77324), (38662, 72136)]