80726230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1361

約数の個数: 48

約数和(自身を含む): 161722224

約数和(自身を除く): 80995994

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 169, 185, 338, 370, 481, 845, 962, 1291, 1690, 2405, 2582, 4810, 6253, 6455, 12506, 12910, 16783, 31265, 33566, 47767, 62530, 83915, 95534, 167830, 218179, 238835, 436358, 477670, 620971, 1090895, 1241942, 2181790, 3104855, 6209710, 8072623, 16145246, 40363115, 80726230]

約数ペア:

[(1, 80726230), (2, 40363115), (5, 16145246), (10, 8072623), (13, 6209710), (26, 3104855), (37, 2181790), (65, 1241942), (74, 1090895), (130, 620971), (169, 477670), (185, 436358), (338, 238835), (370, 218179), (481, 167830), (845, 95534), (962, 83915), (1291, 62530), (1690, 47767), (2405, 33566), (2582, 31265), (4810, 16783), (6253, 12910), (6455, 12506)]