131035280

素因数分解:

$2^4\times 5^1\times {\mathrm{269}}^1\times {\mathrm{6089}}^1$

素因数の和:6371

約数の個数: 40

約数和(自身を含む): 305839800

約数和(自身を除く): 174804520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269, 538, 1076, 1345, 2152, 2690, 4304, 5380, 6089, 10760, 12178, 21520, 24356, 30445, 48712, 60890, 97424, 121780, 243560, 487120, 1637941, 3275882, 6551764, 8189705, 13103528, 16379410, 26207056, 32758820, 65517640, 131035280]

約数ペア:

[(1, 131035280), (2, 65517640), (4, 32758820), (5, 26207056), (8, 16379410), (10, 13103528), (16, 8189705), (20, 6551764), (40, 3275882), (80, 1637941), (269, 487120), (538, 243560), (1076, 121780), (1345, 97424), (2152, 60890), (2690, 48712), (4304, 30445), (5380, 24356), (6089, 21520), (10760, 12178)]