77989490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13241}}^1$

素因数の和:13298

約数の個数: 32

約数和(自身を含む): 152547840

約数和(自身を除く): 74558350

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 13241, 26482, 66205, 132410, 251579, 410471, 503158, 820942, 1257895, 2052355, 2515790, 4104710, 7798949, 15597898, 38994745, 77989490]

約数ペア:

[(1, 77989490), (2, 38994745), (5, 15597898), (10, 7798949), (19, 4104710), (31, 2515790), (38, 2052355), (62, 1257895), (95, 820942), (155, 503158), (190, 410471), (310, 251579), (589, 132410), (1178, 66205), (2945, 26482), (5890, 13241)]