156940309090

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{994489}}^1$

素因数の和:994906

約数の個数: 32

約数和(自身を含む): 289850077440

約数和(自身を除く): 132909768350

約数列:

[1, 2, 5, 10, 43, 86, 215, 367, 430, 734, 1835, 3670, 15781, 31562, 78905, 157810, 994489, 1988978, 4972445, 9944890, 42763027, 85526054, 213815135, 364977463, 427630270, 729954926, 1824887315, 3649774630, 15694030909, 31388061818, 78470154545, 156940309090]

約数ペア:

[(1, 156940309090), (2, 78470154545), (5, 31388061818), (10, 15694030909), (43, 3649774630), (86, 1824887315), (215, 729954926), (367, 427630270), (430, 364977463), (734, 213815135), (1835, 85526054), (3670, 42763027), (15781, 9944890), (31562, 4972445), (78905, 1988978), (157810, 994489)]