83330780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4057}}^1$

素因数の和:4158

約数の個数: 48

約数和(自身を含む): 190888320

約数和(自身を除く): 107557540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4057, 4108, 5135, 8114, 10270, 16228, 20285, 20540, 40570, 52741, 81140, 105482, 210964, 263705, 320503, 527410, 641006, 1054820, 1282012, 1602515, 3205030, 4166539, 6410060, 8333078, 16666156, 20832695, 41665390, 83330780]

約数ペア:

[(1, 83330780), (2, 41665390), (4, 20832695), (5, 16666156), (10, 8333078), (13, 6410060), (20, 4166539), (26, 3205030), (52, 1602515), (65, 1282012), (79, 1054820), (130, 641006), (158, 527410), (260, 320503), (316, 263705), (395, 210964), (790, 105482), (1027, 81140), (1580, 52741), (2054, 40570), (4057, 20540), (4108, 20285), (5135, 16228), (8114, 10270)]