25155508

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 52777984

約数和(自身を除く): 27622476

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 217, 292, 397, 434, 511, 794, 868, 1022, 1588, 2044, 2263, 2779, 4526, 5558, 9052, 11116, 12307, 15841, 24614, 28981, 31682, 49228, 57962, 63364, 86149, 115924, 172298, 202867, 344596, 405734, 811468, 898411, 1796822, 3593644, 6288877, 12577754, 25155508]

約数ペア:

[(1, 25155508), (2, 12577754), (4, 6288877), (7, 3593644), (14, 1796822), (28, 898411), (31, 811468), (62, 405734), (73, 344596), (124, 202867), (146, 172298), (217, 115924), (292, 86149), (397, 63364), (434, 57962), (511, 49228), (794, 31682), (868, 28981), (1022, 24614), (1588, 15841), (2044, 12307), (2263, 11116), (2779, 9052), (4526, 5558)]