326872432

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{997}}^1$

素因数の和:1697

約数の個数: 40

約数和(自身を含む): 655390592

約数和(自身を除く): 328518160

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 661, 997, 1322, 1994, 2644, 3988, 5288, 7976, 10576, 15952, 20491, 30907, 40982, 61814, 81964, 123628, 163928, 247256, 327856, 494512, 659017, 1318034, 2636068, 5272136, 10544272, 20429527, 40859054, 81718108, 163436216, 326872432]

約数ペア:

[(1, 326872432), (2, 163436216), (4, 81718108), (8, 40859054), (16, 20429527), (31, 10544272), (62, 5272136), (124, 2636068), (248, 1318034), (496, 659017), (661, 494512), (997, 327856), (1322, 247256), (1994, 163928), (2644, 123628), (3988, 81964), (5288, 61814), (7976, 40982), (10576, 30907), (15952, 20491)]