250433840

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^2$

素因数の和:454

約数の個数: 60

約数和(自身を含む): 590605056

約数和(自身を除く): 340171216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 157, 254, 314, 508, 628, 635, 785, 1016, 1256, 1270, 1570, 2032, 2512, 2540, 3140, 5080, 6280, 10160, 12560, 19939, 24649, 39878, 49298, 79756, 98596, 99695, 123245, 159512, 197192, 199390, 246490, 319024, 394384, 398780, 492980, 797560, 985960, 1595120, 1971920, 3130423, 6260846, 12521692, 15652115, 25043384, 31304230, 50086768, 62608460, 125216920, 250433840]

約数ペア:

[(1, 250433840), (2, 125216920), (4, 62608460), (5, 50086768), (8, 31304230), (10, 25043384), (16, 15652115), (20, 12521692), (40, 6260846), (80, 3130423), (127, 1971920), (157, 1595120), (254, 985960), (314, 797560), (508, 492980), (628, 398780), (635, 394384), (785, 319024), (1016, 246490), (1256, 199390), (1270, 197192), (1570, 159512), (2032, 123245), (2512, 99695), (2540, 98596), (3140, 79756), (5080, 49298), (6280, 39878), (10160, 24649), (12560, 19939)]