68609872

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{70297}}^1$

素因数の和:70366

約数の個数: 20

約数和(自身を含む): 135112756

約数和(自身を除く): 66502884

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 70297, 140594, 281188, 562376, 1124752, 4288117, 8576234, 17152468, 34304936, 68609872]

約数ペア:

[(1, 68609872), (2, 34304936), (4, 17152468), (8, 8576234), (16, 4288117), (61, 1124752), (122, 562376), (244, 281188), (488, 140594), (976, 70297)]