25419278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 41513472

約数和(自身を除く): 16094194

約数列:

[1, 2, 23, 43, 46, 71, 86, 142, 181, 362, 989, 1633, 1978, 3053, 3266, 4163, 6106, 7783, 8326, 12851, 15566, 25702, 70219, 140438, 179009, 295573, 358018, 552593, 591146, 1105186, 12709639, 25419278]

約数ペア:

[(1, 25419278), (2, 12709639), (23, 1105186), (43, 591146), (46, 552593), (71, 358018), (86, 295573), (142, 179009), (181, 140438), (362, 70219), (989, 25702), (1633, 15566), (1978, 12851), (3053, 8326), (3266, 7783), (4163, 6106)]