80743208

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{563}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 187608960

約数和(自身を除く): 106865752

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 197, 364, 394, 563, 728, 788, 1126, 1379, 1576, 2252, 2561, 2758, 3941, 4504, 5122, 5516, 7319, 7882, 10244, 11032, 14638, 15764, 17927, 20488, 29276, 31528, 35854, 51233, 58552, 71708, 102466, 110911, 143416, 204932, 221822, 409864, 443644, 776377, 887288, 1441843, 1552754, 2883686, 3105508, 5767372, 6211016, 10092901, 11534744, 20185802, 40371604, 80743208]

約数ペア:

[(1, 80743208), (2, 40371604), (4, 20185802), (7, 11534744), (8, 10092901), (13, 6211016), (14, 5767372), (26, 3105508), (28, 2883686), (52, 1552754), (56, 1441843), (91, 887288), (104, 776377), (182, 443644), (197, 409864), (364, 221822), (394, 204932), (563, 143416), (728, 110911), (788, 102466), (1126, 71708), (1379, 58552), (1576, 51233), (2252, 35854), (2561, 31528), (2758, 29276), (3941, 20488), (4504, 17927), (5122, 15764), (5516, 14638), (7319, 11032), (7882, 10244)]