85789640

素因数分解:

$2^3\times 5^1\times {\mathrm{769}}^1\times {\mathrm{2789}}^1$

素因数の和:3569

約数の個数: 32

約数和(自身を含む): 193347000

約数和(自身を除く): 107557360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 769, 1538, 2789, 3076, 3845, 5578, 6152, 7690, 11156, 13945, 15380, 22312, 27890, 30760, 55780, 111560, 2144741, 4289482, 8578964, 10723705, 17157928, 21447410, 42894820, 85789640]

約数ペア:

[(1, 85789640), (2, 42894820), (4, 21447410), (5, 17157928), (8, 10723705), (10, 8578964), (20, 4289482), (40, 2144741), (769, 111560), (1538, 55780), (2789, 30760), (3076, 27890), (3845, 22312), (5578, 15380), (6152, 13945), (7690, 11156)]