80368514

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:422

約数の個数: 24

約数和(自身を含む): 125363700

約数和(自身を除く): 44995186

約数列:

[1, 2, 37, 74, 149, 197, 298, 394, 1369, 2738, 5513, 7289, 11026, 14578, 29353, 58706, 203981, 269693, 407962, 539386, 1086061, 2172122, 40184257, 80368514]

約数ペア:

[(1, 80368514), (2, 40184257), (37, 2172122), (74, 1086061), (149, 539386), (197, 407962), (298, 269693), (394, 203981), (1369, 58706), (2738, 29353), (5513, 14578), (7289, 11026)]