87590470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{21521}}^1$

素因数の和:21576

約数の個数: 32

約数和(自身を含む): 176652576

約数和(自身を除く): 89062106

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 21521, 43042, 107605, 215210, 236731, 473462, 796277, 1183655, 1592554, 2367310, 3981385, 7962770, 8759047, 17518094, 43795235, 87590470]

約数ペア:

[(1, 87590470), (2, 43795235), (5, 17518094), (10, 8759047), (11, 7962770), (22, 3981385), (37, 2367310), (55, 1592554), (74, 1183655), (110, 796277), (185, 473462), (370, 236731), (407, 215210), (814, 107605), (2035, 43042), (4070, 21521)]