78385340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1259}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 180351360

約数和(自身を除く): 101966020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 283, 566, 1132, 1259, 1415, 2518, 2830, 3113, 5036, 5660, 6226, 6295, 12452, 12590, 13849, 15565, 25180, 27698, 31130, 55396, 62260, 69245, 138490, 276980, 356297, 712594, 1425188, 1781485, 3562970, 3919267, 7125940, 7838534, 15677068, 19596335, 39192670, 78385340]

約数ペア:

[(1, 78385340), (2, 39192670), (4, 19596335), (5, 15677068), (10, 7838534), (11, 7125940), (20, 3919267), (22, 3562970), (44, 1781485), (55, 1425188), (110, 712594), (220, 356297), (283, 276980), (566, 138490), (1132, 69245), (1259, 62260), (1415, 55396), (2518, 31130), (2830, 27698), (3113, 25180), (5036, 15565), (5660, 13849), (6226, 12590), (6295, 12452)]