266823278380

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{3947}}^1\times {\mathrm{4241}}^1$

素因数の和:8994

約数の個数: 48

約数和(自身を含む): 561306394656

約数和(自身を除く): 294483116276

約数列:

[1, 2, 4, 5, 10, 20, 797, 1594, 3188, 3947, 3985, 4241, 7894, 7970, 8482, 15788, 15940, 16964, 19735, 21205, 39470, 42410, 78940, 84820, 3145759, 3380077, 6291518, 6760154, 12583036, 13520308, 15728795, 16739227, 16900385, 31457590, 33478454, 33800770, 62915180, 66956908, 67601540, 83696135, 167392270, 334784540, 13341163919, 26682327838, 53364655676, 66705819595, 133411639190, 266823278380]

約数ペア:

[(1, 266823278380), (2, 133411639190), (4, 66705819595), (5, 53364655676), (10, 26682327838), (20, 13341163919), (797, 334784540), (1594, 167392270), (3188, 83696135), (3947, 67601540), (3985, 66956908), (4241, 62915180), (7894, 33800770), (7970, 33478454), (8482, 31457590), (15788, 16900385), (15940, 16739227), (16964, 15728795), (19735, 13520308), (21205, 12583036), (39470, 6760154), (42410, 6291518), (78940, 3380077), (84820, 3145759)]