64793495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 86704128

約数和(自身を除く): 21910633

約数列:

[1, 5, 13, 47, 65, 127, 167, 235, 611, 635, 835, 1651, 2171, 3055, 5969, 7849, 8255, 10855, 21209, 29845, 39245, 77597, 102037, 106045, 275717, 387985, 510185, 996823, 1378585, 4984115, 12958699, 64793495]

約数ペア:

[(1, 64793495), (5, 12958699), (13, 4984115), (47, 1378585), (65, 996823), (127, 510185), (167, 387985), (235, 275717), (611, 106045), (635, 102037), (835, 77597), (1651, 39245), (2171, 29845), (3055, 21209), (5969, 10855), (7849, 8255)]