39342875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 60383232

約数和(自身を除く): 21040357

約数列:

[1, 5, 11, 13, 25, 31, 55, 65, 71, 125, 143, 155, 275, 325, 341, 355, 403, 715, 775, 781, 923, 1375, 1625, 1705, 1775, 2015, 2201, 3575, 3875, 3905, 4433, 4615, 8525, 8875, 10075, 10153, 11005, 17875, 19525, 22165, 23075, 24211, 28613, 42625, 50375, 50765, 55025, 97625, 110825, 115375, 121055, 143065, 253825, 275125, 314743, 554125, 605275, 715325, 1269125, 1573715, 3026375, 3576625, 7868575, 39342875]

約数ペア:

[(1, 39342875), (5, 7868575), (11, 3576625), (13, 3026375), (25, 1573715), (31, 1269125), (55, 715325), (65, 605275), (71, 554125), (125, 314743), (143, 275125), (155, 253825), (275, 143065), (325, 121055), (341, 115375), (355, 110825), (403, 97625), (715, 55025), (775, 50765), (781, 50375), (923, 42625), (1375, 28613), (1625, 24211), (1705, 23075), (1775, 22165), (2015, 19525), (2201, 17875), (3575, 11005), (3875, 10153), (3905, 10075), (4433, 8875), (4615, 8525)]