64375515

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 128494080

約数和(自身を除く): 64118565

約数列:

[1, 3, 5, 9, 15, 17, 19, 43, 45, 51, 57, 85, 95, 103, 129, 153, 171, 215, 255, 285, 309, 323, 387, 515, 645, 731, 765, 817, 855, 927, 969, 1545, 1615, 1751, 1935, 1957, 2193, 2451, 2907, 3655, 4085, 4429, 4635, 4845, 5253, 5871, 6579, 7353, 8755, 9785, 10965, 12255, 13287, 13889, 14535, 15759, 17613, 22145, 26265, 29355, 32895, 33269, 36765, 39861, 41667, 66435, 69445, 75293, 78795, 84151, 88065, 99807, 125001, 166345, 199305, 208335, 225879, 252453, 299421, 376465, 420755, 499035, 625005, 677637, 757359, 1129395, 1262265, 1430567, 1497105, 3388185, 3786795, 4291701, 7152835, 12875103, 21458505, 64375515]

約数ペア:

[(1, 64375515), (3, 21458505), (5, 12875103), (9, 7152835), (15, 4291701), (17, 3786795), (19, 3388185), (43, 1497105), (45, 1430567), (51, 1262265), (57, 1129395), (85, 757359), (95, 677637), (103, 625005), (129, 499035), (153, 420755), (171, 376465), (215, 299421), (255, 252453), (285, 225879), (309, 208335), (323, 199305), (387, 166345), (515, 125001), (645, 99807), (731, 88065), (765, 84151), (817, 78795), (855, 75293), (927, 69445), (969, 66435), (1545, 41667), (1615, 39861), (1751, 36765), (1935, 33269), (1957, 32895), (2193, 29355), (2451, 26265), (2907, 22145), (3655, 17613), (4085, 15759), (4429, 14535), (4635, 13889), (4845, 13287), (5253, 12255), (5871, 10965), (6579, 9785), (7353, 8755)]