71581010

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 131051520

約数和(自身を除く): 59470510

約数列:

[1, 2, 5, 10, 127, 157, 254, 314, 359, 635, 718, 785, 1270, 1570, 1795, 3590, 19939, 39878, 45593, 56363, 91186, 99695, 112726, 199390, 227965, 281815, 455930, 563630, 7158101, 14316202, 35790505, 71581010]

約数ペア:

[(1, 71581010), (2, 35790505), (5, 14316202), (10, 7158101), (127, 563630), (157, 455930), (254, 281815), (314, 227965), (359, 199390), (635, 112726), (718, 99695), (785, 91186), (1270, 56363), (1570, 45593), (1795, 39878), (3590, 19939)]