51618490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1627

約数の個数: 64

約数和(自身を含む): 118609920

約数和(自身を除く): 66991430

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 55, 70, 77, 86, 110, 154, 215, 301, 385, 430, 473, 602, 770, 946, 1505, 1559, 2365, 3010, 3118, 3311, 4730, 6622, 7795, 10913, 15590, 16555, 17149, 21826, 33110, 34298, 54565, 67037, 85745, 109130, 120043, 134074, 171490, 240086, 335185, 469259, 600215, 670370, 737407, 938518, 1200430, 1474814, 2346295, 3687035, 4692590, 5161849, 7374070, 10323698, 25809245, 51618490]

約数ペア:

[(1, 51618490), (2, 25809245), (5, 10323698), (7, 7374070), (10, 5161849), (11, 4692590), (14, 3687035), (22, 2346295), (35, 1474814), (43, 1200430), (55, 938518), (70, 737407), (77, 670370), (86, 600215), (110, 469259), (154, 335185), (215, 240086), (301, 171490), (385, 134074), (430, 120043), (473, 109130), (602, 85745), (770, 67037), (946, 54565), (1505, 34298), (1559, 33110), (2365, 21826), (3010, 17149), (3118, 16555), (3311, 15590), (4730, 10913), (6622, 7795)]