64980675

素因数分解:

$3^2\times 5^2\times {\mathrm{288803}}^1$

素因数の和:288819

約数の個数: 18

約数和(自身を含む): 116388012

約数和(自身を除く): 51407337

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 288803, 866409, 1444015, 2599227, 4332045, 7220075, 12996135, 21660225, 64980675]

約数ペア:

[(1, 64980675), (3, 21660225), (5, 12996135), (9, 7220075), (15, 4332045), (25, 2599227), (45, 1444015), (75, 866409), (225, 288803)]