80647425

素因数分解:

$3^2\times 5^2\times {\mathrm{227}}^1\times {\mathrm{1579}}^1$

素因数の和:1822

約数の個数: 36

約数和(自身を含む): 145176720

約数和(自身を除く): 64529295

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 227, 681, 1135, 1579, 2043, 3405, 4737, 5675, 7895, 10215, 14211, 17025, 23685, 39475, 51075, 71055, 118425, 355275, 358433, 1075299, 1792165, 3225897, 5376495, 8960825, 16129485, 26882475, 80647425]

約数ペア:

[(1, 80647425), (3, 26882475), (5, 16129485), (9, 8960825), (15, 5376495), (25, 3225897), (45, 1792165), (75, 1075299), (225, 358433), (227, 355275), (681, 118425), (1135, 71055), (1579, 51075), (2043, 39475), (3405, 23685), (4737, 17025), (5675, 14211), (7895, 10215)]