720592015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 1064835072

約数和(自身を除く): 344243057

約数列:

[1, 5, 11, 13, 41, 47, 55, 65, 143, 205, 235, 451, 517, 523, 533, 611, 715, 1927, 2255, 2585, 2615, 2665, 3055, 5753, 5863, 6721, 6799, 9635, 21197, 21443, 24581, 25051, 28765, 29315, 33605, 33995, 74789, 105985, 107215, 122905, 125255, 235873, 270391, 275561, 278759, 319553, 373945, 1007821, 1179365, 1351955, 1377805, 1393795, 1597765, 3066349, 3515083, 5039105, 11086031, 13101673, 15331745, 17575415, 55430155, 65508365, 144118403, 720592015]

約数ペア:

[(1, 720592015), (5, 144118403), (11, 65508365), (13, 55430155), (41, 17575415), (47, 15331745), (55, 13101673), (65, 11086031), (143, 5039105), (205, 3515083), (235, 3066349), (451, 1597765), (517, 1393795), (523, 1377805), (533, 1351955), (611, 1179365), (715, 1007821), (1927, 373945), (2255, 319553), (2585, 278759), (2615, 275561), (2665, 270391), (3055, 235873), (5753, 125255), (5863, 122905), (6721, 107215), (6799, 105985), (9635, 74789), (21197, 33995), (21443, 33605), (24581, 29315), (25051, 28765)]