87031100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{66947}}^1$

素因数の和:66974

約数の個数: 36

約数和(自身を含む): 203388024

約数和(自身を除く): 116356924

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 66947, 133894, 267788, 334735, 669470, 870311, 1338940, 1673675, 1740622, 3347350, 3481244, 4351555, 6694700, 8703110, 17406220, 21757775, 43515550, 87031100]

約数ペア:

[(1, 87031100), (2, 43515550), (4, 21757775), (5, 17406220), (10, 8703110), (13, 6694700), (20, 4351555), (25, 3481244), (26, 3347350), (50, 1740622), (52, 1673675), (65, 1338940), (100, 870311), (130, 669470), (260, 334735), (325, 267788), (650, 133894), (1300, 66947)]