208551430

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{2543}}^1$

素因数の和:2748

約数の個数: 32

約数和(自身を含む): 384652800

約数和(自身を除く): 176101370

約数列:

[1, 2, 5, 10, 59, 118, 139, 278, 295, 590, 695, 1390, 2543, 5086, 8201, 12715, 16402, 25430, 41005, 82010, 150037, 300074, 353477, 706954, 750185, 1500370, 1767385, 3534770, 20855143, 41710286, 104275715, 208551430]

約数ペア:

[(1, 208551430), (2, 104275715), (5, 41710286), (10, 20855143), (59, 3534770), (118, 1767385), (139, 1500370), (278, 750185), (295, 706954), (590, 353477), (695, 300074), (1390, 150037), (2543, 82010), (5086, 41005), (8201, 25430), (12715, 16402)]