22177025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 36

約数和(自身を含む): 30974580

約数和(自身を除く): 8797555

約数列:

[1, 5, 13, 25, 29, 65, 145, 169, 181, 325, 377, 725, 845, 905, 1885, 2353, 4225, 4525, 4901, 5249, 9425, 11765, 24505, 26245, 30589, 58825, 68237, 122525, 131225, 152945, 341185, 764725, 887081, 1705925, 4435405, 22177025]

約数ペア:

[(1, 22177025), (5, 4435405), (13, 1705925), (25, 887081), (29, 764725), (65, 341185), (145, 152945), (169, 131225), (181, 122525), (325, 68237), (377, 58825), (725, 30589), (845, 26245), (905, 24505), (1885, 11765), (2353, 9425), (4225, 5249), (4525, 4901)]