207958000

素因数分解:

$2^4\times 5^3\times {\mathrm{103979}}^1$

素因数の和:104002

約数の個数: 40

約数和(自身を含む): 502847280

約数和(自身を除く): 294889280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 103979, 207958, 415916, 519895, 831832, 1039790, 1663664, 2079580, 2599475, 4159160, 5198950, 8318320, 10397900, 12997375, 20795800, 25994750, 41591600, 51989500, 103979000, 207958000]

約数ペア:

[(1, 207958000), (2, 103979000), (4, 51989500), (5, 41591600), (8, 25994750), (10, 20795800), (16, 12997375), (20, 10397900), (25, 8318320), (40, 5198950), (50, 4159160), (80, 2599475), (100, 2079580), (125, 1663664), (200, 1039790), (250, 831832), (400, 519895), (500, 415916), (1000, 207958), (2000, 103979)]