72103647560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257513027}}^1$

素因数の和:257513045

約数の個数: 32

約数和(自身を含む): 185409380160

約数和(自身を除く): 113305732600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 257513027, 515026054, 1030052108, 1287565135, 1802591189, 2060104216, 2575130270, 3605182378, 5150260540, 7210364756, 9012955945, 10300521080, 14420729512, 18025911890, 36051823780, 72103647560]

約数ペア:

[(1, 72103647560), (2, 36051823780), (4, 18025911890), (5, 14420729512), (7, 10300521080), (8, 9012955945), (10, 7210364756), (14, 5150260540), (20, 3605182378), (28, 2575130270), (35, 2060104216), (40, 1802591189), (56, 1287565135), (70, 1030052108), (140, 515026054), (280, 257513027)]