68652560

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7873}}^1$

素因数の和:7995

約数の個数: 40

約数和(自身を含む): 161102040

約数和(自身を除く): 92449480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 7873, 8720, 15746, 31492, 39365, 62984, 78730, 125968, 157460, 314920, 629840, 858157, 1716314, 3432628, 4290785, 6865256, 8581570, 13730512, 17163140, 34326280, 68652560]

約数ペア:

[(1, 68652560), (2, 34326280), (4, 17163140), (5, 13730512), (8, 8581570), (10, 6865256), (16, 4290785), (20, 3432628), (40, 1716314), (80, 858157), (109, 629840), (218, 314920), (436, 157460), (545, 125968), (872, 78730), (1090, 62984), (1744, 39365), (2180, 31492), (4360, 15746), (7873, 8720)]