81270035

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{251}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 126427392

約数和(自身を除く): 45157357

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 203, 251, 319, 385, 841, 1015, 1255, 1595, 1757, 2233, 2761, 4205, 5887, 7279, 8785, 9251, 11165, 13805, 19327, 29435, 36395, 46255, 50953, 64757, 80069, 96635, 211091, 254765, 323785, 400345, 560483, 1055455, 1477637, 2322001, 2802415, 7388185, 11610005, 16254007, 81270035]

約数ペア:

[(1, 81270035), (5, 16254007), (7, 11610005), (11, 7388185), (29, 2802415), (35, 2322001), (55, 1477637), (77, 1055455), (145, 560483), (203, 400345), (251, 323785), (319, 254765), (385, 211091), (841, 96635), (1015, 80069), (1255, 64757), (1595, 50953), (1757, 46255), (2233, 36395), (2761, 29435), (4205, 19327), (5887, 13805), (7279, 11165), (8785, 9251)]