65256705

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{503}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 120113280

約数和(自身を除く): 54856575

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 503, 837, 961, 1395, 1509, 2515, 2883, 4185, 4527, 4805, 7545, 8649, 13581, 14415, 15593, 22635, 25947, 43245, 46779, 67905, 77965, 129735, 140337, 233895, 421011, 483383, 701685, 1450149, 2105055, 2416915, 4350447, 7250745, 13051341, 21752235, 65256705]

約数ペア:

[(1, 65256705), (3, 21752235), (5, 13051341), (9, 7250745), (15, 4350447), (27, 2416915), (31, 2105055), (45, 1450149), (93, 701685), (135, 483383), (155, 421011), (279, 233895), (465, 140337), (503, 129735), (837, 77965), (961, 67905), (1395, 46779), (1509, 43245), (2515, 25947), (2883, 22635), (4185, 15593), (4527, 14415), (4805, 13581), (7545, 8649)]