80983925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1627}}^1$

素因数の和:1829

約数の個数: 24

約数和(自身を含む): 110222112

約数和(自身を除く): 29238187

約数列:

[1, 5, 11, 25, 55, 181, 275, 905, 1627, 1991, 4525, 8135, 9955, 17897, 40675, 49775, 89485, 294487, 447425, 1472435, 3239357, 7362175, 16196785, 80983925]

約数ペア:

[(1, 80983925), (5, 16196785), (11, 7362175), (25, 3239357), (55, 1472435), (181, 447425), (275, 294487), (905, 89485), (1627, 49775), (1991, 40675), (4525, 17897), (8135, 9955)]