68513655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 134120448

約数和(自身を除く): 65606793

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 131, 255, 293, 357, 393, 595, 655, 879, 917, 1465, 1785, 1965, 2051, 2227, 2751, 4395, 4585, 4981, 6153, 6681, 10255, 11135, 13755, 14943, 15589, 24905, 30765, 33405, 34867, 38383, 46767, 74715, 77945, 104601, 115149, 174335, 191915, 233835, 268681, 523005, 575745, 652511, 806043, 1343405, 1957533, 3262555, 4030215, 4567577, 9787665, 13702731, 22837885, 68513655]

約数ペア:

[(1, 68513655), (3, 22837885), (5, 13702731), (7, 9787665), (15, 4567577), (17, 4030215), (21, 3262555), (35, 1957533), (51, 1343405), (85, 806043), (105, 652511), (119, 575745), (131, 523005), (255, 268681), (293, 233835), (357, 191915), (393, 174335), (595, 115149), (655, 104601), (879, 77945), (917, 74715), (1465, 46767), (1785, 38383), (1965, 34867), (2051, 33405), (2227, 30765), (2751, 24905), (4395, 15589), (4585, 14943), (4981, 13755), (6153, 11135), (6681, 10255)]