28160885

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 36143016

約数和(自身を除く): 7982131

約数列:

[1, 5, 29, 37, 145, 181, 185, 841, 905, 1073, 4205, 5249, 5365, 6697, 26245, 31117, 33485, 152221, 155585, 194213, 761105, 971065, 5632177, 28160885]

約数ペア:

[(1, 28160885), (5, 5632177), (29, 971065), (37, 761105), (145, 194213), (181, 155585), (185, 152221), (841, 33485), (905, 31117), (1073, 26245), (4205, 6697), (5249, 5365)]