157440740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{8737}}^1$

素因数の和:8816

約数の個数: 48

約数和(自身を含む): 356720112

約数和(自身を除く): 199279372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4505, 8737, 9010, 17474, 18020, 34948, 43685, 87370, 148529, 174740, 297058, 463061, 594116, 742645, 926122, 1485290, 1852244, 2315305, 2970580, 4630610, 7872037, 9261220, 15744074, 31488148, 39360185, 78720370, 157440740]

約数ペア:

[(1, 157440740), (2, 78720370), (4, 39360185), (5, 31488148), (10, 15744074), (17, 9261220), (20, 7872037), (34, 4630610), (53, 2970580), (68, 2315305), (85, 1852244), (106, 1485290), (170, 926122), (212, 742645), (265, 594116), (340, 463061), (530, 297058), (901, 174740), (1060, 148529), (1802, 87370), (3604, 43685), (4505, 34948), (8737, 18020), (9010, 17474)]