64443472

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{509}}^1$

素因数の和:751

約数の個数: 40

約数和(自身を含む): 128819880

約数和(自身を除く): 64376408

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 193, 328, 386, 509, 656, 772, 1018, 1544, 2036, 3088, 4072, 7913, 8144, 15826, 20869, 31652, 41738, 63304, 83476, 98237, 126608, 166952, 196474, 333904, 392948, 785896, 1571792, 4027717, 8055434, 16110868, 32221736, 64443472]

約数ペア:

[(1, 64443472), (2, 32221736), (4, 16110868), (8, 8055434), (16, 4027717), (41, 1571792), (82, 785896), (164, 392948), (193, 333904), (328, 196474), (386, 166952), (509, 126608), (656, 98237), (772, 83476), (1018, 63304), (1544, 41738), (2036, 31652), (3088, 20869), (4072, 15826), (7913, 8144)]