145328540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{3947}}^1$

素因数の和:4226

約数の個数: 48

約数和(自身を含む): 350203392

約数和(自身を除く): 204874852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2630, 3682, 3947, 5260, 7364, 7894, 9205, 15788, 18410, 19735, 27629, 36820, 39470, 55258, 78940, 110516, 138145, 276290, 552580, 1038061, 2076122, 4152244, 5190305, 7266427, 10380610, 14532854, 20761220, 29065708, 36332135, 72664270, 145328540]

約数ペア:

[(1, 145328540), (2, 72664270), (4, 36332135), (5, 29065708), (7, 20761220), (10, 14532854), (14, 10380610), (20, 7266427), (28, 5190305), (35, 4152244), (70, 2076122), (140, 1038061), (263, 552580), (526, 276290), (1052, 138145), (1315, 110516), (1841, 78940), (2630, 55258), (3682, 39470), (3947, 36820), (5260, 27629), (7364, 19735), (7894, 18410), (9205, 15788)]