202139990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{36161}}^1$

素因数の和:36224

約数の個数: 32

約数和(自身を含む): 400964256

約数和(自身を除く): 198824266

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 36161, 72322, 180805, 361610, 470093, 940186, 1554923, 2350465, 3109846, 4700930, 7774615, 15549230, 20213999, 40427998, 101069995, 202139990]

約数ペア:

[(1, 202139990), (2, 101069995), (5, 40427998), (10, 20213999), (13, 15549230), (26, 7774615), (43, 4700930), (65, 3109846), (86, 2350465), (130, 1554923), (215, 940186), (430, 470093), (559, 361610), (1118, 180805), (2795, 72322), (5590, 36161)]