161567180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{15271}}^1$

素因数の和:15326

約数の個数: 36

約数和(自身を含む): 354707472

約数和(自身を除く): 193140292

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 2116, 2645, 5290, 10580, 15271, 30542, 61084, 76355, 152710, 305420, 351233, 702466, 1404932, 1756165, 3512330, 7024660, 8078359, 16156718, 32313436, 40391795, 80783590, 161567180]

約数ペア:

[(1, 161567180), (2, 80783590), (4, 40391795), (5, 32313436), (10, 16156718), (20, 8078359), (23, 7024660), (46, 3512330), (92, 1756165), (115, 1404932), (230, 702466), (460, 351233), (529, 305420), (1058, 152710), (2116, 76355), (2645, 61084), (5290, 30542), (10580, 15271)]