213527200

素因数分解:

$2^5\times 5^2\times {\mathrm{266909}}^1$

素因数の和:266929

約数の個数: 36

約数和(自身を含む): 521275230

約数和(自身を除く): 307748030

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 266909, 533818, 1067636, 1334545, 2135272, 2669090, 4270544, 5338180, 6672725, 8541088, 10676360, 13345450, 21352720, 26690900, 42705440, 53381800, 106763600, 213527200]

約数ペア:

[(1, 213527200), (2, 106763600), (4, 53381800), (5, 42705440), (8, 26690900), (10, 21352720), (16, 13345450), (20, 10676360), (25, 8541088), (32, 6672725), (40, 5338180), (50, 4270544), (80, 2669090), (100, 2135272), (160, 1334545), (200, 1067636), (400, 533818), (800, 266909)]