2821472195

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{1301}}^1$

素因数の和:1567

約数の個数: 32

約数和(自身を含む): 3543523200

約数和(自身を除く): 722051005

約数列:

[1, 5, 41, 71, 149, 205, 355, 745, 1301, 2911, 6109, 6505, 10579, 14555, 30545, 52895, 53341, 92371, 193849, 266705, 433739, 461855, 969245, 2168695, 3787211, 7947809, 13763279, 18936055, 39739045, 68816395, 564294439, 2821472195]

約数ペア:

[(1, 2821472195), (5, 564294439), (41, 68816395), (71, 39739045), (149, 18936055), (205, 13763279), (355, 7947809), (745, 3787211), (1301, 2168695), (2911, 969245), (6109, 461855), (6505, 433739), (10579, 266705), (14555, 193849), (30545, 92371), (52895, 53341)]