64631560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{230827}}^1$

素因数の和:230845

約数の個数: 32

約数和(自身を含む): 166196160

約数和(自身を除く): 101564600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 230827, 461654, 923308, 1154135, 1615789, 1846616, 2308270, 3231578, 4616540, 6463156, 8078945, 9233080, 12926312, 16157890, 32315780, 64631560]

約数ペア:

[(1, 64631560), (2, 32315780), (4, 16157890), (5, 12926312), (7, 9233080), (8, 8078945), (10, 6463156), (14, 4616540), (20, 3231578), (28, 2308270), (35, 1846616), (40, 1615789), (56, 1154135), (70, 923308), (140, 461654), (280, 230827)]