66331660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1009}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 147621600

約数和(自身を除く): 81289940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 692, 865, 1009, 1730, 2018, 3287, 3460, 4036, 5045, 6574, 10090, 13148, 16435, 19171, 20180, 32870, 38342, 65740, 76684, 95855, 174557, 191710, 349114, 383420, 698228, 872785, 1745570, 3316583, 3491140, 6633166, 13266332, 16582915, 33165830, 66331660]

約数ペア:

[(1, 66331660), (2, 33165830), (4, 16582915), (5, 13266332), (10, 6633166), (19, 3491140), (20, 3316583), (38, 1745570), (76, 872785), (95, 698228), (173, 383420), (190, 349114), (346, 191710), (380, 174557), (692, 95855), (865, 76684), (1009, 65740), (1730, 38342), (2018, 32870), (3287, 20180), (3460, 19171), (4036, 16435), (5045, 13148), (6574, 10090)]