66775216

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1367}}^1$

素因数の和:1489

約数の個数: 40

約数和(自身を含む): 134348544

約数和(自身を除く): 67573328

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 284, 344, 568, 688, 1136, 1367, 2734, 3053, 5468, 6106, 10936, 12212, 21872, 24424, 48848, 58781, 97057, 117562, 194114, 235124, 388228, 470248, 776456, 940496, 1552912, 4173451, 8346902, 16693804, 33387608, 66775216]

約数ペア:

[(1, 66775216), (2, 33387608), (4, 16693804), (8, 8346902), (16, 4173451), (43, 1552912), (71, 940496), (86, 776456), (142, 470248), (172, 388228), (284, 235124), (344, 194114), (568, 117562), (688, 97057), (1136, 58781), (1367, 48848), (2734, 24424), (3053, 21872), (5468, 12212), (6106, 10936)]