85240645

素因数分解:

$5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{2161}}^1$

素因数の和:2210

約数の個数: 32

約数和(自身を含む): 124531200

約数和(自身を除く): 39290555

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 343, 805, 1127, 1715, 2161, 5635, 7889, 10805, 15127, 39445, 49703, 75635, 105889, 248515, 347921, 529445, 741223, 1739605, 2435447, 3706115, 12177235, 17048129, 85240645]

約数ペア:

[(1, 85240645), (5, 17048129), (7, 12177235), (23, 3706115), (35, 2435447), (49, 1739605), (115, 741223), (161, 529445), (245, 347921), (343, 248515), (805, 105889), (1127, 75635), (1715, 49703), (2161, 39445), (5635, 15127), (7889, 10805)]