77687540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79273}}^1$

素因数の和:79296

約数の個数: 36

約数和(自身を含む): 189781956

約数和(自身を除く): 112094416

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 79273, 158546, 317092, 396365, 554911, 792730, 1109822, 1585460, 2219644, 2774555, 3884377, 5549110, 7768754, 11098220, 15537508, 19421885, 38843770, 77687540]

約数ペア:

[(1, 77687540), (2, 38843770), (4, 19421885), (5, 15537508), (7, 11098220), (10, 7768754), (14, 5549110), (20, 3884377), (28, 2774555), (35, 2219644), (49, 1585460), (70, 1109822), (98, 792730), (140, 554911), (196, 396365), (245, 317092), (490, 158546), (980, 79273)]