65128208

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{13259}}^1$

素因数の和:13574

約数の個数: 20

約数和(自身を含む): 126606480

約数和(自身を除く): 61478272

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 13259, 26518, 53036, 106072, 212144, 4070513, 8141026, 16282052, 32564104, 65128208]

約数ペア:

[(1, 65128208), (2, 32564104), (4, 16282052), (8, 8141026), (16, 4070513), (307, 212144), (614, 106072), (1228, 53036), (2456, 26518), (4912, 13259)]