208051570

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{1171}}^1$

素因数の和:1450

約数の個数: 32

約数和(自身を含む): 380571840

約数和(自身を除く): 172520270

約数列:

[1, 2, 5, 10, 109, 163, 218, 326, 545, 815, 1090, 1171, 1630, 2342, 5855, 11710, 17767, 35534, 88835, 127639, 177670, 190873, 255278, 381746, 638195, 954365, 1276390, 1908730, 20805157, 41610314, 104025785, 208051570]

約数ペア:

[(1, 208051570), (2, 104025785), (5, 41610314), (10, 20805157), (109, 1908730), (163, 1276390), (218, 954365), (326, 638195), (545, 381746), (815, 255278), (1090, 190873), (1171, 177670), (1630, 127639), (2342, 88835), (5855, 35534), (11710, 17767)]