1775996975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4159}}^1$

素因数の和:4248

約数の個数: 48

約数和(自身を含む): 2476032000

約数和(自身を除く): 700035025

約数列:

[1, 5, 19, 25, 29, 31, 95, 145, 155, 475, 551, 589, 725, 775, 899, 2755, 2945, 4159, 4495, 13775, 14725, 17081, 20795, 22475, 79021, 85405, 103975, 120611, 128929, 395105, 427025, 603055, 644645, 1975525, 2291609, 2449651, 3015275, 3223225, 3738941, 11458045, 12248255, 18694705, 57290225, 61241275, 71039879, 93473525, 355199395, 1775996975]

約数ペア:

[(1, 1775996975), (5, 355199395), (19, 93473525), (25, 71039879), (29, 61241275), (31, 57290225), (95, 18694705), (145, 12248255), (155, 11458045), (475, 3738941), (551, 3223225), (589, 3015275), (725, 2449651), (775, 2291609), (899, 1975525), (2755, 644645), (2945, 603055), (4159, 427025), (4495, 395105), (13775, 128929), (14725, 120611), (17081, 103975), (20795, 85405), (22475, 79021)]