71680245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3089}}^1$

素因数の和:3134

約数の個数: 64

約数和(自身を含む): 149506560

約数和(自身を除く): 77826315

約数列:

[1, 3, 5, 7, 13, 15, 17, 21, 35, 39, 51, 65, 85, 91, 105, 119, 195, 221, 255, 273, 357, 455, 595, 663, 1105, 1365, 1547, 1785, 3089, 3315, 4641, 7735, 9267, 15445, 21623, 23205, 40157, 46335, 52513, 64869, 108115, 120471, 157539, 200785, 262565, 281099, 324345, 367591, 602355, 682669, 787695, 843297, 1102773, 1405495, 1837955, 2048007, 3413345, 4216485, 4778683, 5513865, 10240035, 14336049, 23893415, 71680245]

約数ペア:

[(1, 71680245), (3, 23893415), (5, 14336049), (7, 10240035), (13, 5513865), (15, 4778683), (17, 4216485), (21, 3413345), (35, 2048007), (39, 1837955), (51, 1405495), (65, 1102773), (85, 843297), (91, 787695), (105, 682669), (119, 602355), (195, 367591), (221, 324345), (255, 281099), (273, 262565), (357, 200785), (455, 157539), (595, 120471), (663, 108115), (1105, 64869), (1365, 52513), (1547, 46335), (1785, 40157), (3089, 23205), (3315, 21623), (4641, 15445), (7735, 9267)]