64980825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9521}}^1$

素因数の和:9554

約数の個数: 48

約数和(自身を含む): 132241536

約数和(自身を除く): 67260711

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 6825, 9521, 28563, 47605, 66647, 123773, 142815, 199941, 238025, 333235, 371319, 618865, 714075, 866411, 999705, 1666175, 1856595, 2599233, 3094325, 4332055, 4998525, 9282975, 12996165, 21660275, 64980825]

約数ペア:

[(1, 64980825), (3, 21660275), (5, 12996165), (7, 9282975), (13, 4998525), (15, 4332055), (21, 3094325), (25, 2599233), (35, 1856595), (39, 1666175), (65, 999705), (75, 866411), (91, 714075), (105, 618865), (175, 371319), (195, 333235), (273, 238025), (325, 199941), (455, 142815), (525, 123773), (975, 66647), (1365, 47605), (2275, 28563), (6825, 9521)]