1330785305

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 1651104000

約数和(自身を除く): 320318695

約数列:

[1, 5, 71, 139, 149, 181, 355, 695, 745, 905, 9869, 10579, 12851, 20711, 25159, 26969, 49345, 52895, 64255, 103555, 125795, 134845, 1470481, 1786289, 1914799, 3748691, 7352405, 8931445, 9573995, 18743455, 266157061, 1330785305]

約数ペア:

[(1, 1330785305), (5, 266157061), (71, 18743455), (139, 9573995), (149, 8931445), (181, 7352405), (355, 3748691), (695, 1914799), (745, 1786289), (905, 1470481), (9869, 134845), (10579, 125795), (12851, 103555), (20711, 64255), (25159, 52895), (26969, 49345)]