72655840

素因数分解:

$2^5\times 5^1\times {\mathrm{577}}^1\times {\mathrm{787}}^1$

素因数の和:1379

約数の個数: 48

約数和(自身を含む): 172165392

約数和(自身を除く): 99509552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 577, 787, 1154, 1574, 2308, 2885, 3148, 3935, 4616, 5770, 6296, 7870, 9232, 11540, 12592, 15740, 18464, 23080, 25184, 31480, 46160, 62960, 92320, 125920, 454099, 908198, 1816396, 2270495, 3632792, 4540990, 7265584, 9081980, 14531168, 18163960, 36327920, 72655840]

約数ペア:

[(1, 72655840), (2, 36327920), (4, 18163960), (5, 14531168), (8, 9081980), (10, 7265584), (16, 4540990), (20, 3632792), (32, 2270495), (40, 1816396), (80, 908198), (160, 454099), (577, 125920), (787, 92320), (1154, 62960), (1574, 46160), (2308, 31480), (2885, 25184), (3148, 23080), (3935, 18464), (4616, 15740), (5770, 12592), (6296, 11540), (7870, 9232)]