740085185

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{691}}^1$

素因数の和:1205

約数の個数: 32

約数和(自身を含む): 1033150464

約数和(自身を除く): 293065279

約数列:

[1, 5, 7, 35, 71, 355, 431, 497, 691, 2155, 2485, 3017, 3455, 4837, 15085, 24185, 30601, 49061, 153005, 214207, 245305, 297821, 343427, 1071035, 1489105, 1717135, 2084747, 10423735, 21145291, 105726455, 148017037, 740085185]

約数ペア:

[(1, 740085185), (5, 148017037), (7, 105726455), (35, 21145291), (71, 10423735), (355, 2084747), (431, 1717135), (497, 1489105), (691, 1071035), (2155, 343427), (2485, 297821), (3017, 245305), (3455, 214207), (4837, 153005), (15085, 49061), (24185, 30601)]