80212210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6361}}^1$

素因数の和:6478

約数の個数: 32

約数和(自身を含む): 157115952

約数和(自身を除く): 76903742

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 485, 970, 1261, 2522, 6305, 6361, 12610, 12722, 31805, 63610, 82693, 165386, 413465, 617017, 826930, 1234034, 3085085, 6170170, 8021221, 16042442, 40106105, 80212210]

約数ペア:

[(1, 80212210), (2, 40106105), (5, 16042442), (10, 8021221), (13, 6170170), (26, 3085085), (65, 1234034), (97, 826930), (130, 617017), (194, 413465), (485, 165386), (970, 82693), (1261, 63610), (2522, 31805), (6305, 12722), (6361, 12610)]