977895950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{3389}}^1$

素因数の和:3629

約数の個数: 48

約数和(自身を含む): 1891620000

約数和(自身を除く): 913724050

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 199, 290, 398, 725, 995, 1450, 1990, 3389, 4975, 5771, 6778, 9950, 11542, 16945, 28855, 33890, 57710, 84725, 98281, 144275, 169450, 196562, 288550, 491405, 674411, 982810, 1348822, 2457025, 3372055, 4914050, 6744110, 16860275, 19557919, 33720550, 39115838, 97789595, 195579190, 488947975, 977895950]

約数ペア:

[(1, 977895950), (2, 488947975), (5, 195579190), (10, 97789595), (25, 39115838), (29, 33720550), (50, 19557919), (58, 16860275), (145, 6744110), (199, 4914050), (290, 3372055), (398, 2457025), (725, 1348822), (995, 982810), (1450, 674411), (1990, 491405), (3389, 288550), (4975, 196562), (5771, 169450), (6778, 144275), (9950, 98281), (11542, 84725), (16945, 57710), (28855, 33890)]