56607280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 141017760

約数和(自身を除く): 84410480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 107, 136, 170, 214, 272, 340, 389, 428, 535, 680, 778, 856, 1070, 1360, 1556, 1712, 1819, 1945, 2140, 3112, 3638, 3890, 4280, 6224, 6613, 7276, 7780, 8560, 9095, 13226, 14552, 15560, 18190, 26452, 29104, 31120, 33065, 36380, 41623, 52904, 66130, 72760, 83246, 105808, 132260, 145520, 166492, 208115, 264520, 332984, 416230, 529040, 665968, 707591, 832460, 1415182, 1664920, 2830364, 3329840, 3537955, 5660728, 7075910, 11321456, 14151820, 28303640, 56607280]

約数ペア:

[(1, 56607280), (2, 28303640), (4, 14151820), (5, 11321456), (8, 7075910), (10, 5660728), (16, 3537955), (17, 3329840), (20, 2830364), (34, 1664920), (40, 1415182), (68, 832460), (80, 707591), (85, 665968), (107, 529040), (136, 416230), (170, 332984), (214, 264520), (272, 208115), (340, 166492), (389, 145520), (428, 132260), (535, 105808), (680, 83246), (778, 72760), (856, 66130), (1070, 52904), (1360, 41623), (1556, 36380), (1712, 33065), (1819, 31120), (1945, 29104), (2140, 26452), (3112, 18190), (3638, 15560), (3890, 14552), (4280, 13226), (6224, 9095), (6613, 8560), (7276, 7780)]