68331010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 139708800

約数和(自身を除く): 71377790

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 109, 110, 139, 205, 218, 278, 410, 451, 545, 695, 902, 1090, 1199, 1390, 1529, 2255, 2398, 3058, 4469, 4510, 5699, 5995, 7645, 8938, 11398, 11990, 15151, 15290, 22345, 28495, 30302, 44690, 49159, 56990, 62689, 75755, 98318, 125378, 151510, 166661, 245795, 313445, 333322, 491590, 621191, 626890, 833305, 1242382, 1666610, 3105955, 6211910, 6833101, 13666202, 34165505, 68331010]

約数ペア:

[(1, 68331010), (2, 34165505), (5, 13666202), (10, 6833101), (11, 6211910), (22, 3105955), (41, 1666610), (55, 1242382), (82, 833305), (109, 626890), (110, 621191), (139, 491590), (205, 333322), (218, 313445), (278, 245795), (410, 166661), (451, 151510), (545, 125378), (695, 98318), (902, 75755), (1090, 62689), (1199, 56990), (1390, 49159), (1529, 44690), (2255, 30302), (2398, 28495), (3058, 22345), (4469, 15290), (4510, 15151), (5699, 11990), (5995, 11398), (7645, 8938)]