64447128

素因数分解:

$2^3\times 3^2\times {\mathrm{557}}^1\times {\mathrm{1607}}^1$

素因数の和:2176

約数の個数: 48

約数和(自身を含む): 174966480

約数和(自身を除く): 110519352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 557, 1114, 1607, 1671, 2228, 3214, 3342, 4456, 4821, 5013, 6428, 6684, 9642, 10026, 12856, 13368, 14463, 19284, 20052, 28926, 38568, 40104, 57852, 115704, 895099, 1790198, 2685297, 3580396, 5370594, 7160792, 8055891, 10741188, 16111782, 21482376, 32223564, 64447128]

約数ペア:

[(1, 64447128), (2, 32223564), (3, 21482376), (4, 16111782), (6, 10741188), (8, 8055891), (9, 7160792), (12, 5370594), (18, 3580396), (24, 2685297), (36, 1790198), (72, 895099), (557, 115704), (1114, 57852), (1607, 40104), (1671, 38568), (2228, 28926), (3214, 20052), (3342, 19284), (4456, 14463), (4821, 13368), (5013, 12856), (6428, 10026), (6684, 9642)]