64418085

素因数分解:

$3^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 119496960

約数和(自身を除く): 55078875

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 137, 215, 243, 387, 405, 411, 645, 685, 729, 1161, 1215, 1233, 1935, 2055, 2187, 3483, 3645, 3699, 5805, 5891, 6165, 10449, 10935, 11097, 17415, 17673, 18495, 29455, 31347, 33291, 52245, 53019, 55485, 88365, 94041, 99873, 156735, 159057, 166455, 265095, 299619, 470205, 477171, 499365, 795285, 1431513, 1498095, 2385855, 4294539, 7157565, 12883617, 21472695, 64418085]

約数ペア:

[(1, 64418085), (3, 21472695), (5, 12883617), (9, 7157565), (15, 4294539), (27, 2385855), (43, 1498095), (45, 1431513), (81, 795285), (129, 499365), (135, 477171), (137, 470205), (215, 299619), (243, 265095), (387, 166455), (405, 159057), (411, 156735), (645, 99873), (685, 94041), (729, 88365), (1161, 55485), (1215, 53019), (1233, 52245), (1935, 33291), (2055, 31347), (2187, 29455), (3483, 18495), (3645, 17673), (3699, 17415), (5805, 11097), (5891, 10935), (6165, 10449)]