26636000

素因数分解:

$2^5\times 5^3\times {\mathrm{6659}}^1$

素因数の和:6684

約数の個数: 48

約数和(自身を含む): 65454480

約数和(自身を除く): 38818480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 6659, 13318, 26636, 33295, 53272, 66590, 106544, 133180, 166475, 213088, 266360, 332950, 532720, 665900, 832375, 1065440, 1331800, 1664750, 2663600, 3329500, 5327200, 6659000, 13318000, 26636000]

約数ペア:

[(1, 26636000), (2, 13318000), (4, 6659000), (5, 5327200), (8, 3329500), (10, 2663600), (16, 1664750), (20, 1331800), (25, 1065440), (32, 832375), (40, 665900), (50, 532720), (80, 332950), (100, 266360), (125, 213088), (160, 166475), (200, 133180), (250, 106544), (400, 66590), (500, 53272), (800, 33295), (1000, 26636), (2000, 13318), (4000, 6659)]