201309440

素因数分解:

$2^8\times 5^1\times {\mathrm{157273}}^1$

素因数の和:157294

約数の個数: 36

約数和(自身を含む): 482202084

約数和(自身を除く): 280892644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 157273, 314546, 629092, 786365, 1258184, 1572730, 2516368, 3145460, 5032736, 6290920, 10065472, 12581840, 20130944, 25163680, 40261888, 50327360, 100654720, 201309440]

約数ペア:

[(1, 201309440), (2, 100654720), (4, 50327360), (5, 40261888), (8, 25163680), (10, 20130944), (16, 12581840), (20, 10065472), (32, 6290920), (40, 5032736), (64, 3145460), (80, 2516368), (128, 1572730), (160, 1258184), (256, 786365), (320, 629092), (640, 314546), (1280, 157273)]