51551390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{709}}^1$

素因数の和:1388

約数の個数: 32

約数和(自身を含む): 101524320

約数和(自身を除く): 49972930

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 661, 709, 1322, 1418, 3305, 3545, 6610, 7090, 7271, 7799, 14542, 15598, 36355, 38995, 72710, 77990, 468649, 937298, 2343245, 4686490, 5155139, 10310278, 25775695, 51551390]

約数ペア:

[(1, 51551390), (2, 25775695), (5, 10310278), (10, 5155139), (11, 4686490), (22, 2343245), (55, 937298), (110, 468649), (661, 77990), (709, 72710), (1322, 38995), (1418, 36355), (3305, 15598), (3545, 14542), (6610, 7799), (7090, 7271)]