81520595

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{733}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 110980800

約数和(自身を除く): 29460205

約数列:

[1, 5, 13, 29, 59, 65, 145, 295, 377, 733, 767, 1711, 1885, 3665, 3835, 8555, 9529, 21257, 22243, 43247, 47645, 106285, 111215, 216235, 276341, 562211, 1254163, 1381705, 2811055, 6270815, 16304119, 81520595]

約数ペア:

[(1, 81520595), (5, 16304119), (13, 6270815), (29, 2811055), (59, 1381705), (65, 1254163), (145, 562211), (295, 276341), (377, 216235), (733, 111215), (767, 106285), (1711, 47645), (1885, 43247), (3665, 22243), (3835, 21257), (8555, 9529)]