77263480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{275941}}^1$

素因数の和:275959

約数の個数: 32

約数和(自身を含む): 198678240

約数和(自身を除く): 121414760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 275941, 551882, 1103764, 1379705, 1931587, 2207528, 2759410, 3863174, 5518820, 7726348, 9657935, 11037640, 15452696, 19315870, 38631740, 77263480]

約数ペア:

[(1, 77263480), (2, 38631740), (4, 19315870), (5, 15452696), (7, 11037640), (8, 9657935), (10, 7726348), (14, 5518820), (20, 3863174), (28, 2759410), (35, 2207528), (40, 1931587), (56, 1379705), (70, 1103764), (140, 551882), (280, 275941)]