90336560

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2549}}^1$

素因数の和:3005

約数の個数: 40

約数和(自身を含む): 210589200

約数和(自身を除く): 120252640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1772, 2215, 2549, 3544, 4430, 5098, 7088, 8860, 10196, 12745, 17720, 20392, 25490, 35440, 40784, 50980, 101960, 203920, 1129207, 2258414, 4516828, 5646035, 9033656, 11292070, 18067312, 22584140, 45168280, 90336560]

約数ペア:

[(1, 90336560), (2, 45168280), (4, 22584140), (5, 18067312), (8, 11292070), (10, 9033656), (16, 5646035), (20, 4516828), (40, 2258414), (80, 1129207), (443, 203920), (886, 101960), (1772, 50980), (2215, 40784), (2549, 35440), (3544, 25490), (4430, 20392), (5098, 17720), (7088, 12745), (8860, 10196)]