26763620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1303}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 61340160

約数和(自身を除く): 34576540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1303, 1580, 2054, 2606, 4108, 5135, 5212, 6515, 10270, 13030, 16939, 20540, 26060, 33878, 67756, 84695, 102937, 169390, 205874, 338780, 411748, 514685, 1029370, 1338181, 2058740, 2676362, 5352724, 6690905, 13381810, 26763620]

約数ペア:

[(1, 26763620), (2, 13381810), (4, 6690905), (5, 5352724), (10, 2676362), (13, 2058740), (20, 1338181), (26, 1029370), (52, 514685), (65, 411748), (79, 338780), (130, 205874), (158, 169390), (260, 102937), (316, 84695), (395, 67756), (790, 33878), (1027, 26060), (1303, 20540), (1580, 16939), (2054, 13030), (2606, 10270), (4108, 6515), (5135, 5212)]