85256320

素因数分解:

$2^7\times 5^1\times {\mathrm{133213}}^1$

素因数の和:133232

約数の個数: 32

約数和(自身を含む): 203817420

約数和(自身を除く): 118561100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 133213, 266426, 532852, 666065, 1065704, 1332130, 2131408, 2664260, 4262816, 5328520, 8525632, 10657040, 17051264, 21314080, 42628160, 85256320]

約数ペア:

[(1, 85256320), (2, 42628160), (4, 21314080), (5, 17051264), (8, 10657040), (10, 8525632), (16, 5328520), (20, 4262816), (32, 2664260), (40, 2131408), (64, 1332130), (80, 1065704), (128, 666065), (160, 532852), (320, 266426), (640, 133213)]