1290160375

素因数分解:

$5^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 1904348160

約数和(自身を除く): 614187785

約数列:

[1, 5, 7, 25, 35, 59, 67, 125, 175, 295, 335, 373, 413, 469, 875, 1475, 1675, 1865, 2065, 2345, 2611, 3953, 7375, 8375, 9325, 10325, 11725, 13055, 19765, 22007, 24991, 27671, 46625, 51625, 58625, 65275, 98825, 110035, 124955, 138355, 154049, 174937, 326375, 494125, 550175, 624775, 691775, 770245, 874685, 1474469, 2750875, 3123875, 3458875, 3851225, 4373425, 7372345, 10321283, 19256125, 21867125, 36861725, 51606415, 184308625, 258032075, 1290160375]

約数ペア:

[(1, 1290160375), (5, 258032075), (7, 184308625), (25, 51606415), (35, 36861725), (59, 21867125), (67, 19256125), (125, 10321283), (175, 7372345), (295, 4373425), (335, 3851225), (373, 3458875), (413, 3123875), (469, 2750875), (875, 1474469), (1475, 874685), (1675, 770245), (1865, 691775), (2065, 624775), (2345, 550175), (2611, 494125), (3953, 326375), (7375, 174937), (8375, 154049), (9325, 138355), (10325, 124955), (11725, 110035), (13055, 98825), (19765, 65275), (22007, 58625), (24991, 51625), (27671, 46625)]