81905570

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{4787}}^1$

素因数の和:4882

約数の個数: 32

約数和(自身を含む): 155131200

約数和(自身を除く): 73225630

約数列:

[1, 2, 5, 10, 29, 58, 59, 118, 145, 290, 295, 590, 1711, 3422, 4787, 8555, 9574, 17110, 23935, 47870, 138823, 277646, 282433, 564866, 694115, 1388230, 1412165, 2824330, 8190557, 16381114, 40952785, 81905570]

約数ペア:

[(1, 81905570), (2, 40952785), (5, 16381114), (10, 8190557), (29, 2824330), (58, 1412165), (59, 1388230), (118, 694115), (145, 564866), (290, 282433), (295, 277646), (590, 138823), (1711, 47870), (3422, 23935), (4787, 17110), (8555, 9574)]