64502865

素因数分解:

$3^3\times 5^1\times 7^4\times {\mathrm{199}}^1$

素因数の和:241

約数の個数: 80

約数和(自身を含む): 134448000

約数和(自身を除く): 69945135

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 199, 245, 315, 343, 441, 597, 735, 945, 995, 1029, 1323, 1393, 1715, 1791, 2205, 2401, 2985, 3087, 4179, 5145, 5373, 6615, 6965, 7203, 8955, 9261, 9751, 12005, 12537, 15435, 20895, 21609, 26865, 29253, 36015, 37611, 46305, 48755, 62685, 64827, 68257, 87759, 108045, 146265, 188055, 204771, 263277, 324135, 341285, 438795, 477799, 614313, 1023855, 1316385, 1433397, 1842939, 2388995, 3071565, 4300191, 7166985, 9214695, 12900573, 21500955, 64502865]

約数ペア:

[(1, 64502865), (3, 21500955), (5, 12900573), (7, 9214695), (9, 7166985), (15, 4300191), (21, 3071565), (27, 2388995), (35, 1842939), (45, 1433397), (49, 1316385), (63, 1023855), (105, 614313), (135, 477799), (147, 438795), (189, 341285), (199, 324135), (245, 263277), (315, 204771), (343, 188055), (441, 146265), (597, 108045), (735, 87759), (945, 68257), (995, 64827), (1029, 62685), (1323, 48755), (1393, 46305), (1715, 37611), (1791, 36015), (2205, 29253), (2401, 26865), (2985, 21609), (3087, 20895), (4179, 15435), (5145, 12537), (5373, 12005), (6615, 9751), (6965, 9261), (7203, 8955)]