64998245

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:202

約数の個数: 32

約数和(自身を含む): 86765280

約数和(自身を除く): 21767035

約数列:

[1, 5, 13, 61, 65, 97, 169, 305, 485, 793, 845, 1261, 2197, 3965, 5917, 6305, 10309, 10985, 16393, 29585, 51545, 76921, 81965, 134017, 213109, 384605, 670085, 999973, 1065545, 4999865, 12999649, 64998245]

約数ペア:

[(1, 64998245), (5, 12999649), (13, 4999865), (61, 1065545), (65, 999973), (97, 670085), (169, 384605), (305, 213109), (485, 134017), (793, 81965), (845, 76921), (1261, 51545), (2197, 29585), (3965, 16393), (5917, 10985), (6305, 10309)]