86564140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1493}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 196777728

約数和(自身を除く): 110213588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 446, 892, 1115, 1493, 2230, 2899, 2986, 4460, 5798, 5972, 7465, 11596, 14495, 14930, 19409, 28990, 29860, 38818, 57980, 77636, 97045, 194090, 332939, 388180, 665878, 1331756, 1664695, 3329390, 4328207, 6658780, 8656414, 17312828, 21641035, 43282070, 86564140]

約数ペア:

[(1, 86564140), (2, 43282070), (4, 21641035), (5, 17312828), (10, 8656414), (13, 6658780), (20, 4328207), (26, 3329390), (52, 1664695), (65, 1331756), (130, 665878), (223, 388180), (260, 332939), (446, 194090), (892, 97045), (1115, 77636), (1493, 57980), (2230, 38818), (2899, 29860), (2986, 28990), (4460, 19409), (5798, 14930), (5972, 14495), (7465, 11596)]