344156975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1721}}^1$

素因数の和:2171

約数の個数: 24

約数和(自身を含む): 450544080

約数和(自身を除く): 106387105

約数列:

[1, 5, 19, 25, 95, 421, 475, 1721, 2105, 7999, 8605, 10525, 32699, 39995, 43025, 163495, 199975, 724541, 817475, 3622705, 13766279, 18113525, 68831395, 344156975]

約数ペア:

[(1, 344156975), (5, 68831395), (19, 18113525), (25, 13766279), (95, 3622705), (421, 817475), (475, 724541), (1721, 199975), (2105, 163495), (7999, 43025), (8605, 39995), (10525, 32699)]