161567008

素因数分解:

$2^5\times {\mathrm{79}}^2\times {\mathrm{809}}^1$

素因数の和:977

約数の個数: 36

約数和(自身を含む): 322560630

約数和(自身を除く): 160993622

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 809, 1264, 1618, 2528, 3236, 6241, 6472, 12482, 12944, 24964, 25888, 49928, 63911, 99856, 127822, 199712, 255644, 511288, 1022576, 2045152, 5048969, 10097938, 20195876, 40391752, 80783504, 161567008]

約数ペア:

[(1, 161567008), (2, 80783504), (4, 40391752), (8, 20195876), (16, 10097938), (32, 5048969), (79, 2045152), (158, 1022576), (316, 511288), (632, 255644), (809, 199712), (1264, 127822), (1618, 99856), (2528, 63911), (3236, 49928), (6241, 25888), (6472, 24964), (12482, 12944)]