64693640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147031}}^1$

素因数の和:147053

約数の個数: 32

約数和(自身を含む): 158794560

約数和(自身を除く): 94100920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 147031, 294062, 588124, 735155, 1176248, 1470310, 1617341, 2940620, 3234682, 5881240, 6469364, 8086705, 12938728, 16173410, 32346820, 64693640]

約数ペア:

[(1, 64693640), (2, 32346820), (4, 16173410), (5, 12938728), (8, 8086705), (10, 6469364), (11, 5881240), (20, 3234682), (22, 2940620), (40, 1617341), (44, 1470310), (55, 1176248), (88, 735155), (110, 588124), (220, 294062), (440, 147031)]