209200

素因数分解:

$2^4\times 5^2\times {\mathrm{523}}^1$

素因数の和:541

約数の個数: 30

約数和(自身を含む): 503564

約数和(自身を除く): 294364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 523, 1046, 2092, 2615, 4184, 5230, 8368, 10460, 13075, 20920, 26150, 41840, 52300, 104600, 209200]

約数ペア:

[(1, 209200), (2, 104600), (4, 52300), (5, 41840), (8, 26150), (10, 20920), (16, 13075), (20, 10460), (25, 8368), (40, 5230), (50, 4184), (80, 2615), (100, 2092), (200, 1046), (400, 523)]