69171100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{16871}}^1$

素因数の和:16926

約数の個数: 36

約数和(自身を含む): 153771408

約数和(自身を除く): 84600308

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 16871, 33742, 67484, 84355, 168710, 337420, 421775, 691711, 843550, 1383422, 1687100, 2766844, 3458555, 6917110, 13834220, 17292775, 34585550, 69171100]

約数ペア:

[(1, 69171100), (2, 34585550), (4, 17292775), (5, 13834220), (10, 6917110), (20, 3458555), (25, 2766844), (41, 1687100), (50, 1383422), (82, 843550), (100, 691711), (164, 421775), (205, 337420), (410, 168710), (820, 84355), (1025, 67484), (2050, 33742), (4100, 16871)]