77276140

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{21347}}^1$

素因数の和:21537

約数の個数: 24

約数和(自身を含む): 163184112

約数和(自身を除く): 85907972

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 21347, 42694, 85388, 106735, 213470, 426940, 3863807, 7727614, 15455228, 19319035, 38638070, 77276140]

約数ペア:

[(1, 77276140), (2, 38638070), (4, 19319035), (5, 15455228), (10, 7727614), (20, 3863807), (181, 426940), (362, 213470), (724, 106735), (905, 85388), (1810, 42694), (3620, 21347)]