209580400

素因数分解:

$2^4\times 5^2\times {\mathrm{709}}^1\times {\mathrm{739}}^1$

素因数の和:1466

約数の個数: 60

約数和(自身を含む): 504909400

約数和(自身を除く): 295329000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 709, 739, 1418, 1478, 2836, 2956, 3545, 3695, 5672, 5912, 7090, 7390, 11344, 11824, 14180, 14780, 17725, 18475, 28360, 29560, 35450, 36950, 56720, 59120, 70900, 73900, 141800, 147800, 283600, 295600, 523951, 1047902, 2095804, 2619755, 4191608, 5239510, 8383216, 10479020, 13098775, 20958040, 26197550, 41916080, 52395100, 104790200, 209580400]

約数ペア:

[(1, 209580400), (2, 104790200), (4, 52395100), (5, 41916080), (8, 26197550), (10, 20958040), (16, 13098775), (20, 10479020), (25, 8383216), (40, 5239510), (50, 4191608), (80, 2619755), (100, 2095804), (200, 1047902), (400, 523951), (709, 295600), (739, 283600), (1418, 147800), (1478, 141800), (2836, 73900), (2956, 70900), (3545, 59120), (3695, 56720), (5672, 36950), (5912, 35450), (7090, 29560), (7390, 28360), (11344, 18475), (11824, 17725), (14180, 14780)]