84867560

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{31667}}^1$

素因数の和:31745

約数の個数: 32

約数和(自身を含む): 193808160

約数和(自身を除く): 108940600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 31667, 63334, 126668, 158335, 253336, 316670, 633340, 1266680, 2121689, 4243378, 8486756, 10608445, 16973512, 21216890, 42433780, 84867560]

約数ペア:

[(1, 84867560), (2, 42433780), (4, 21216890), (5, 16973512), (8, 10608445), (10, 8486756), (20, 4243378), (40, 2121689), (67, 1266680), (134, 633340), (268, 316670), (335, 253336), (536, 158335), (670, 126668), (1340, 63334), (2680, 31667)]