90443840

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2593}}^1$

素因数の和:2719

約数の個数: 56

約数和(自身を含む): 217429080

約数和(自身を除く): 126985240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1744, 2180, 2593, 3488, 4360, 5186, 6976, 8720, 10372, 12965, 17440, 20744, 25930, 34880, 41488, 51860, 82976, 103720, 165952, 207440, 282637, 414880, 565274, 829760, 1130548, 1413185, 2261096, 2826370, 4522192, 5652740, 9044384, 11305480, 18088768, 22610960, 45221920, 90443840]

約数ペア:

[(1, 90443840), (2, 45221920), (4, 22610960), (5, 18088768), (8, 11305480), (10, 9044384), (16, 5652740), (20, 4522192), (32, 2826370), (40, 2261096), (64, 1413185), (80, 1130548), (109, 829760), (160, 565274), (218, 414880), (320, 282637), (436, 207440), (545, 165952), (872, 103720), (1090, 82976), (1744, 51860), (2180, 41488), (2593, 34880), (3488, 25930), (4360, 20744), (5186, 17440), (6976, 12965), (8720, 10372)]