204555160

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{61613}}^1$

素因数の和:61707

約数の個数: 32

約数和(自身を含む): 465801840

約数和(自身を除く): 261246680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 61613, 123226, 246452, 308065, 492904, 616130, 1232260, 2464520, 5113879, 10227758, 20455516, 25569395, 40911032, 51138790, 102277580, 204555160]

約数ペア:

[(1, 204555160), (2, 102277580), (4, 51138790), (5, 40911032), (8, 25569395), (10, 20455516), (20, 10227758), (40, 5113879), (83, 2464520), (166, 1232260), (332, 616130), (415, 492904), (664, 308065), (830, 246452), (1660, 123226), (3320, 61613)]