157942799260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1\times {\mathrm{321427}}^1$

素因数の和:321826

約数の個数: 48

約数和(自身を含む): 336959400960

約数和(自身を除く): 179016601700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 311, 316, 395, 622, 790, 1244, 1555, 1580, 3110, 6220, 24569, 49138, 98276, 122845, 245690, 321427, 491380, 642854, 1285708, 1607135, 3214270, 6428540, 25392733, 50785466, 99963797, 101570932, 126963665, 199927594, 253927330, 399855188, 499818985, 507854660, 999637970, 1999275940, 7897139963, 15794279926, 31588559852, 39485699815, 78971399630, 157942799260]

約数ペア:

[(1, 157942799260), (2, 78971399630), (4, 39485699815), (5, 31588559852), (10, 15794279926), (20, 7897139963), (79, 1999275940), (158, 999637970), (311, 507854660), (316, 499818985), (395, 399855188), (622, 253927330), (790, 199927594), (1244, 126963665), (1555, 101570932), (1580, 99963797), (3110, 50785466), (6220, 25392733), (24569, 6428540), (49138, 3214270), (98276, 1607135), (122845, 1285708), (245690, 642854), (321427, 491380)]