80851725

素因数分解:

$3^2\times 5^2\times {\mathrm{227}}^1\times {\mathrm{1583}}^1$

素因数の和:1826

約数の個数: 36

約数和(自身を含む): 145544256

約数和(自身を除く): 64692531

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 227, 681, 1135, 1583, 2043, 3405, 4749, 5675, 7915, 10215, 14247, 17025, 23745, 39575, 51075, 71235, 118725, 356175, 359341, 1078023, 1796705, 3234069, 5390115, 8983525, 16170345, 26950575, 80851725]

約数ペア:

[(1, 80851725), (3, 26950575), (5, 16170345), (9, 8983525), (15, 5390115), (25, 3234069), (45, 1796705), (75, 1078023), (225, 359341), (227, 356175), (681, 118725), (1135, 71235), (1583, 51075), (2043, 39575), (3405, 23745), (4749, 17025), (5675, 14247), (7915, 10215)]