68671888

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1831

約数の個数: 40

約数和(自身を含む): 138526848

約数和(自身を除く): 69854960

約数列:

[1, 2, 4, 8, 16, 47, 53, 94, 106, 188, 212, 376, 424, 752, 848, 1723, 2491, 3446, 4982, 6892, 9964, 13784, 19928, 27568, 39856, 80981, 91319, 161962, 182638, 323924, 365276, 647848, 730552, 1295696, 1461104, 4291993, 8583986, 17167972, 34335944, 68671888]

約数ペア:

[(1, 68671888), (2, 34335944), (4, 17167972), (8, 8583986), (16, 4291993), (47, 1461104), (53, 1295696), (94, 730552), (106, 647848), (188, 365276), (212, 323924), (376, 182638), (424, 161962), (752, 91319), (848, 80981), (1723, 39856), (2491, 27568), (3446, 19928), (4982, 13784), (6892, 9964)]