140496725

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 178400040

約数和(自身を除く): 37903315

約数列:

[1, 5, 25, 61, 181, 305, 509, 905, 1525, 2545, 4525, 11041, 12725, 31049, 55205, 92129, 155245, 276025, 460645, 776225, 2303225, 5619869, 28099345, 140496725]

約数ペア:

[(1, 140496725), (5, 28099345), (25, 5619869), (61, 2303225), (181, 776225), (305, 460645), (509, 276025), (905, 155245), (1525, 92129), (2545, 55205), (4525, 31049), (11041, 12725)]