87486528040

素因数分解:

$2^3\times 5^1\times {\mathrm{4861}}^1\times {\mathrm{449941}}^1$

素因数の和:454813

約数の個数: 32

約数和(自身を含む): 196885620360

約数和(自身を除く): 109399092320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4861, 9722, 19444, 24305, 38888, 48610, 97220, 194440, 449941, 899882, 1799764, 2249705, 3599528, 4499410, 8998820, 17997640, 2187163201, 4374326402, 8748652804, 10935816005, 17497305608, 21871632010, 43743264020, 87486528040]

約数ペア:

[(1, 87486528040), (2, 43743264020), (4, 21871632010), (5, 17497305608), (8, 10935816005), (10, 8748652804), (20, 4374326402), (40, 2187163201), (4861, 17997640), (9722, 8998820), (19444, 4499410), (24305, 3599528), (38888, 2249705), (48610, 1799764), (97220, 899882), (194440, 449941)]