389817472100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{7907}}^1\times {\mathrm{70429}}^1$

素因数の和:78357

約数の個数: 72

約数和(自身を含む): 966883323840

約数和(自身を除く): 577065851740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 7907, 15814, 31628, 39535, 55349, 70429, 79070, 110698, 140858, 158140, 197675, 221396, 276745, 281716, 352145, 395350, 493003, 553490, 704290, 790700, 986006, 1106980, 1383725, 1408580, 1760725, 1972012, 2465015, 2767450, 3521450, 4930030, 5534900, 7042900, 9860060, 12325075, 24650150, 49300300, 556882103, 1113764206, 2227528412, 2784410515, 3898174721, 5568821030, 7796349442, 11137642060, 13922052575, 15592698884, 19490873605, 27844105150, 38981747210, 55688210300, 77963494420, 97454368025, 194908736050, 389817472100]

約数ペア:

[(1, 389817472100), (2, 194908736050), (4, 97454368025), (5, 77963494420), (7, 55688210300), (10, 38981747210), (14, 27844105150), (20, 19490873605), (25, 15592698884), (28, 13922052575), (35, 11137642060), (50, 7796349442), (70, 5568821030), (100, 3898174721), (140, 2784410515), (175, 2227528412), (350, 1113764206), (700, 556882103), (7907, 49300300), (15814, 24650150), (31628, 12325075), (39535, 9860060), (55349, 7042900), (70429, 5534900), (79070, 4930030), (110698, 3521450), (140858, 2767450), (158140, 2465015), (197675, 1972012), (221396, 1760725), (276745, 1408580), (281716, 1383725), (352145, 1106980), (395350, 986006), (493003, 790700), (553490, 704290)]