13290400

素因数分解:

$2^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:506

約数の個数: 72

約数和(自身を含む): 33396300

約数和(自身を除く): 20105900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 74, 80, 100, 148, 160, 185, 200, 296, 370, 400, 449, 592, 740, 800, 898, 925, 1184, 1480, 1796, 1850, 2245, 2960, 3592, 3700, 4490, 5920, 7184, 7400, 8980, 11225, 14368, 14800, 16613, 17960, 22450, 29600, 33226, 35920, 44900, 66452, 71840, 83065, 89800, 132904, 166130, 179600, 265808, 332260, 359200, 415325, 531616, 664520, 830650, 1329040, 1661300, 2658080, 3322600, 6645200, 13290400]

約数ペア:

[(1, 13290400), (2, 6645200), (4, 3322600), (5, 2658080), (8, 1661300), (10, 1329040), (16, 830650), (20, 664520), (25, 531616), (32, 415325), (37, 359200), (40, 332260), (50, 265808), (74, 179600), (80, 166130), (100, 132904), (148, 89800), (160, 83065), (185, 71840), (200, 66452), (296, 44900), (370, 35920), (400, 33226), (449, 29600), (592, 22450), (740, 17960), (800, 16613), (898, 14800), (925, 14368), (1184, 11225), (1480, 8980), (1796, 7400), (1850, 7184), (2245, 5920), (2960, 4490), (3592, 3700)]