72463840

素因数分解:

$2^5\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1283}}^1$

素因数の和:1651

約数の個数: 48

約数和(自身を含む): 171814608

約数和(自身を除く): 99350768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 353, 706, 1283, 1412, 1765, 2566, 2824, 3530, 5132, 5648, 6415, 7060, 10264, 11296, 12830, 14120, 20528, 25660, 28240, 41056, 51320, 56480, 102640, 205280, 452899, 905798, 1811596, 2264495, 3623192, 4528990, 7246384, 9057980, 14492768, 18115960, 36231920, 72463840]

約数ペア:

[(1, 72463840), (2, 36231920), (4, 18115960), (5, 14492768), (8, 9057980), (10, 7246384), (16, 4528990), (20, 3623192), (32, 2264495), (40, 1811596), (80, 905798), (160, 452899), (353, 205280), (706, 102640), (1283, 56480), (1412, 51320), (1765, 41056), (2566, 28240), (2824, 25660), (3530, 20528), (5132, 14120), (5648, 12830), (6415, 11296), (7060, 10264)]