264304816

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{373}}^1\times {\mathrm{661}}^1$

素因数の和:1109

約数の個数: 40

約数和(自身を含む): 521915504

約数和(自身を除く): 257610688

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 373, 536, 661, 746, 1072, 1322, 1492, 2644, 2984, 5288, 5968, 10576, 24991, 44287, 49982, 88574, 99964, 177148, 199928, 246553, 354296, 399856, 493106, 708592, 986212, 1972424, 3944848, 16519051, 33038102, 66076204, 132152408, 264304816]

約数ペア:

[(1, 264304816), (2, 132152408), (4, 66076204), (8, 33038102), (16, 16519051), (67, 3944848), (134, 1972424), (268, 986212), (373, 708592), (536, 493106), (661, 399856), (746, 354296), (1072, 246553), (1322, 199928), (1492, 177148), (2644, 99964), (2984, 88574), (5288, 49982), (5968, 44287), (10576, 24991)]