1278208510

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1\times {\mathrm{1559}}^1$

素因数の和:2232

約数の個数: 32

約数和(自身を含む): 2320980480

約数和(自身を除く): 1042771970

約数列:

[1, 2, 5, 10, 163, 326, 503, 815, 1006, 1559, 1630, 2515, 3118, 5030, 7795, 15590, 81989, 163978, 254117, 409945, 508234, 784177, 819890, 1270585, 1568354, 2541170, 3920885, 7841770, 127820851, 255641702, 639104255, 1278208510]

約数ペア:

[(1, 1278208510), (2, 639104255), (5, 255641702), (10, 127820851), (163, 7841770), (326, 3920885), (503, 2541170), (815, 1568354), (1006, 1270585), (1559, 819890), (1630, 784177), (2515, 508234), (3118, 409945), (5030, 254117), (7795, 163978), (15590, 81989)]