65512981456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{717463}}^1$

素因数の和:717923

約数の個数: 40

約数和(自身を含む): 137006925440

約数和(自身を除く): 71493943984

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 439, 878, 1756, 3512, 5707, 7024, 11414, 22828, 45656, 91312, 717463, 1434926, 2869852, 5739704, 9327019, 11479408, 18654038, 37308076, 74616152, 149232304, 314966257, 629932514, 1259865028, 2519730056, 4094561341, 5039460112, 8189122682, 16378245364, 32756490728, 65512981456]

約数ペア:

[(1, 65512981456), (2, 32756490728), (4, 16378245364), (8, 8189122682), (13, 5039460112), (16, 4094561341), (26, 2519730056), (52, 1259865028), (104, 629932514), (208, 314966257), (439, 149232304), (878, 74616152), (1756, 37308076), (3512, 18654038), (5707, 11479408), (7024, 9327019), (11414, 5739704), (22828, 2869852), (45656, 1434926), (91312, 717463)]