74109490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81439}}^1$

素因数の和:81466

約数の個数: 32

約数和(自身を含む): 164183040

約数和(自身を除く): 90073550

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 81439, 162878, 407195, 570073, 814390, 1058707, 1140146, 2117414, 2850365, 5293535, 5700730, 7410949, 10587070, 14821898, 37054745, 74109490]

約数ペア:

[(1, 74109490), (2, 37054745), (5, 14821898), (7, 10587070), (10, 7410949), (13, 5700730), (14, 5293535), (26, 2850365), (35, 2117414), (65, 1140146), (70, 1058707), (91, 814390), (130, 570073), (182, 407195), (455, 162878), (910, 81439)]