64147655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1229}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 91748160

約数和(自身を除く): 27600505

約数列:

[1, 5, 11, 13, 55, 65, 73, 143, 365, 715, 803, 949, 1229, 4015, 4745, 6145, 10439, 13519, 15977, 52195, 67595, 79885, 89717, 175747, 448585, 878735, 986887, 1166321, 4934435, 5831605, 12829531, 64147655]

約数ペア:

[(1, 64147655), (5, 12829531), (11, 5831605), (13, 4934435), (55, 1166321), (65, 986887), (73, 878735), (143, 448585), (365, 175747), (715, 89717), (803, 79885), (949, 67595), (1229, 52195), (4015, 15977), (4745, 13519), (6145, 10439)]