85997240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1093}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 222125760

約数和(自身を除く): 136128520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 1093, 1124, 1405, 1967, 2186, 2248, 2810, 3934, 4372, 5465, 5620, 7651, 7868, 8744, 9835, 10930, 11240, 15302, 15736, 19670, 21860, 30604, 38255, 39340, 43720, 61208, 76510, 78680, 153020, 306040, 307133, 614266, 1228532, 1535665, 2149931, 2457064, 3071330, 4299862, 6142660, 8599724, 10749655, 12285320, 17199448, 21499310, 42998620, 85997240]

約数ペア:

[(1, 85997240), (2, 42998620), (4, 21499310), (5, 17199448), (7, 12285320), (8, 10749655), (10, 8599724), (14, 6142660), (20, 4299862), (28, 3071330), (35, 2457064), (40, 2149931), (56, 1535665), (70, 1228532), (140, 614266), (280, 307133), (281, 306040), (562, 153020), (1093, 78680), (1124, 76510), (1405, 61208), (1967, 43720), (2186, 39340), (2248, 38255), (2810, 30604), (3934, 21860), (4372, 19670), (5465, 15736), (5620, 15302), (7651, 11240), (7868, 10930), (8744, 9835)]