2134697975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4999}}^1$

素因数の和:5088

約数の個数: 48

約数和(自身を含む): 2976000000

約数和(自身を除く): 841302025

約数列:

[1, 5, 19, 25, 29, 31, 95, 145, 155, 475, 551, 589, 725, 775, 899, 2755, 2945, 4495, 4999, 13775, 14725, 17081, 22475, 24995, 85405, 94981, 124975, 144971, 154969, 427025, 474905, 724855, 774845, 2374525, 2754449, 2944411, 3624275, 3874225, 4494101, 13772245, 14722055, 22470505, 68861225, 73610275, 85387919, 112352525, 426939595, 2134697975]

約数ペア:

[(1, 2134697975), (5, 426939595), (19, 112352525), (25, 85387919), (29, 73610275), (31, 68861225), (95, 22470505), (145, 14722055), (155, 13772245), (475, 4494101), (551, 3874225), (589, 3624275), (725, 2944411), (775, 2754449), (899, 2374525), (2755, 774845), (2945, 724855), (4495, 474905), (4999, 427025), (13775, 154969), (14725, 144971), (17081, 124975), (22475, 94981), (24995, 85405)]