199417660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{17837}}^1$

素因数の和:17902

約数の個数: 48

約数和(自身を含む): 461504736

約数和(自身を除く): 262087076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 17837, 35674, 71348, 89185, 178370, 231881, 356740, 463762, 766991, 927524, 1159405, 1533982, 2318810, 3067964, 3834955, 4637620, 7669910, 9970883, 15339820, 19941766, 39883532, 49854415, 99708830, 199417660]

約数ペア:

[(1, 199417660), (2, 99708830), (4, 49854415), (5, 39883532), (10, 19941766), (13, 15339820), (20, 9970883), (26, 7669910), (43, 4637620), (52, 3834955), (65, 3067964), (86, 2318810), (130, 1533982), (172, 1159405), (215, 927524), (260, 766991), (430, 463762), (559, 356740), (860, 231881), (1118, 178370), (2236, 89185), (2795, 71348), (5590, 35674), (11180, 17837)]