180500012

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{5477}}^1$

素因数の和:5606

約数の個数: 48

約数和(自身を含む): 397571328

約数和(自身を除く): 217071316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 107, 154, 214, 308, 428, 749, 1177, 1498, 2354, 2996, 4708, 5477, 8239, 10954, 16478, 21908, 32956, 38339, 60247, 76678, 120494, 153356, 240988, 421729, 586039, 843458, 1172078, 1686916, 2344156, 4102273, 6446429, 8204546, 12892858, 16409092, 25785716, 45125003, 90250006, 180500012]

約数ペア:

[(1, 180500012), (2, 90250006), (4, 45125003), (7, 25785716), (11, 16409092), (14, 12892858), (22, 8204546), (28, 6446429), (44, 4102273), (77, 2344156), (107, 1686916), (154, 1172078), (214, 843458), (308, 586039), (428, 421729), (749, 240988), (1177, 153356), (1498, 120494), (2354, 76678), (2996, 60247), (4708, 38339), (5477, 32956), (8239, 21908), (10954, 16478)]