25105688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 49800000

約数和(自身を除く): 24694312

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 331, 499, 662, 998, 1324, 1996, 2648, 3992, 6289, 9481, 12578, 18962, 25156, 37924, 50312, 75848, 165169, 330338, 660676, 1321352, 3138211, 6276422, 12552844, 25105688]

約数ペア:

[(1, 25105688), (2, 12552844), (4, 6276422), (8, 3138211), (19, 1321352), (38, 660676), (76, 330338), (152, 165169), (331, 75848), (499, 50312), (662, 37924), (998, 25156), (1324, 18962), (1996, 12578), (2648, 9481), (3992, 6289)]