66889420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{701}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 151901568

約数和(自身を除く): 85012148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 367, 701, 734, 1402, 1468, 1835, 2804, 3505, 3670, 4771, 7010, 7340, 9113, 9542, 14020, 18226, 19084, 23855, 36452, 45565, 47710, 91130, 95420, 182260, 257267, 514534, 1029068, 1286335, 2572670, 3344471, 5145340, 6688942, 13377884, 16722355, 33444710, 66889420]

約数ペア:

[(1, 66889420), (2, 33444710), (4, 16722355), (5, 13377884), (10, 6688942), (13, 5145340), (20, 3344471), (26, 2572670), (52, 1286335), (65, 1029068), (130, 514534), (260, 257267), (367, 182260), (701, 95420), (734, 91130), (1402, 47710), (1468, 45565), (1835, 36452), (2804, 23855), (3505, 19084), (3670, 18226), (4771, 14020), (7010, 9542), (7340, 9113)]