4975156720

素因数分解:

$2^4\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{38651}}^1$

素因数の和:40273

約数の個数: 40

約数和(自身を含む): 11574727920

約数和(自身を除く): 6599571200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1609, 3218, 6436, 8045, 12872, 16090, 25744, 32180, 38651, 64360, 77302, 128720, 154604, 193255, 309208, 386510, 618416, 773020, 1546040, 3092080, 62189459, 124378918, 248757836, 310947295, 497515672, 621894590, 995031344, 1243789180, 2487578360, 4975156720]

約数ペア:

[(1, 4975156720), (2, 2487578360), (4, 1243789180), (5, 995031344), (8, 621894590), (10, 497515672), (16, 310947295), (20, 248757836), (40, 124378918), (80, 62189459), (1609, 3092080), (3218, 1546040), (6436, 773020), (8045, 618416), (12872, 386510), (16090, 309208), (25744, 193255), (32180, 154604), (38651, 128720), (64360, 77302)]