65105120

素因数分解:

$2^5\times 5^1\times {\mathrm{406907}}^1$

素因数の和:406922

約数の個数: 24

約数和(自身を含む): 153811224

約数和(自身を除く): 88706104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 406907, 813814, 1627628, 2034535, 3255256, 4069070, 6510512, 8138140, 13021024, 16276280, 32552560, 65105120]

約数ペア:

[(1, 65105120), (2, 32552560), (4, 16276280), (5, 13021024), (8, 8138140), (10, 6510512), (16, 4069070), (20, 3255256), (32, 2034535), (40, 1627628), (80, 813814), (160, 406907)]