65704695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^2$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 123048960

約数和(自身を除く): 57344265

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 89, 105, 237, 267, 395, 445, 553, 623, 1185, 1335, 1659, 1869, 2765, 3115, 7031, 7921, 8295, 9345, 21093, 23763, 35155, 39605, 49217, 55447, 105465, 118815, 147651, 166341, 246085, 277235, 625759, 738255, 831705, 1877277, 3128795, 4380313, 9386385, 13140939, 21901565, 65704695]

約数ペア:

[(1, 65704695), (3, 21901565), (5, 13140939), (7, 9386385), (15, 4380313), (21, 3128795), (35, 1877277), (79, 831705), (89, 738255), (105, 625759), (237, 277235), (267, 246085), (395, 166341), (445, 147651), (553, 118815), (623, 105465), (1185, 55447), (1335, 49217), (1659, 39605), (1869, 35155), (2765, 23763), (3115, 21093), (7031, 9345), (7921, 8295)]