65570128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1319}}^1$

素因数の和:1579

約数の個数: 40

約数和(自身を含む): 137491200

約数和(自身を除く): 71921072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 239, 478, 956, 1319, 1912, 2638, 3107, 3824, 5276, 6214, 10552, 12428, 17147, 21104, 24856, 34294, 49712, 68588, 137176, 274352, 315241, 630482, 1260964, 2521928, 4098133, 5043856, 8196266, 16392532, 32785064, 65570128]

約数ペア:

[(1, 65570128), (2, 32785064), (4, 16392532), (8, 8196266), (13, 5043856), (16, 4098133), (26, 2521928), (52, 1260964), (104, 630482), (208, 315241), (239, 274352), (478, 137176), (956, 68588), (1319, 49712), (1912, 34294), (2638, 24856), (3107, 21104), (3824, 17147), (5276, 12428), (6214, 10552)]