445299040

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31271}}^1$

素因数の和:31375

約数の個数: 48

約数和(自身を含む): 1063873440

約数和(自身を除く): 618574400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 7120, 14240, 31271, 62542, 125084, 156355, 250168, 312710, 500336, 625420, 1000672, 1250840, 2501680, 2783119, 5003360, 5566238, 11132476, 13915595, 22264952, 27831190, 44529904, 55662380, 89059808, 111324760, 222649520, 445299040]

約数ペア:

[(1, 445299040), (2, 222649520), (4, 111324760), (5, 89059808), (8, 55662380), (10, 44529904), (16, 27831190), (20, 22264952), (32, 13915595), (40, 11132476), (80, 5566238), (89, 5003360), (160, 2783119), (178, 2501680), (356, 1250840), (445, 1000672), (712, 625420), (890, 500336), (1424, 312710), (1780, 250168), (2848, 156355), (3560, 125084), (7120, 62542), (14240, 31271)]