13690400

素因数分解:

$2^5\times 5^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 72

約数和(自身を含む): 33943140

約数和(自身を除く): 20252740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 157, 160, 200, 218, 314, 400, 436, 545, 628, 785, 800, 872, 1090, 1256, 1570, 1744, 2180, 2512, 2725, 3140, 3488, 3925, 4360, 5024, 5450, 6280, 7850, 8720, 10900, 12560, 15700, 17113, 17440, 21800, 25120, 31400, 34226, 43600, 62800, 68452, 85565, 87200, 125600, 136904, 171130, 273808, 342260, 427825, 547616, 684520, 855650, 1369040, 1711300, 2738080, 3422600, 6845200, 13690400]

約数ペア:

[(1, 13690400), (2, 6845200), (4, 3422600), (5, 2738080), (8, 1711300), (10, 1369040), (16, 855650), (20, 684520), (25, 547616), (32, 427825), (40, 342260), (50, 273808), (80, 171130), (100, 136904), (109, 125600), (157, 87200), (160, 85565), (200, 68452), (218, 62800), (314, 43600), (400, 34226), (436, 31400), (545, 25120), (628, 21800), (785, 17440), (800, 17113), (872, 15700), (1090, 12560), (1256, 10900), (1570, 8720), (1744, 7850), (2180, 6280), (2512, 5450), (2725, 5024), (3140, 4360), (3488, 3925)]