830000

素因数分解:

$2^4\times 5^4\times {\mathrm{83}}^1$

素因数の和:111

約数の個数: 50

約数和(自身を含む): 2033724

約数和(自身を除く): 1203724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 83, 100, 125, 166, 200, 250, 332, 400, 415, 500, 625, 664, 830, 1000, 1250, 1328, 1660, 2000, 2075, 2500, 3320, 4150, 5000, 6640, 8300, 10000, 10375, 16600, 20750, 33200, 41500, 51875, 83000, 103750, 166000, 207500, 415000, 830000]

約数ペア:

[(1, 830000), (2, 415000), (4, 207500), (5, 166000), (8, 103750), (10, 83000), (16, 51875), (20, 41500), (25, 33200), (40, 20750), (50, 16600), (80, 10375), (83, 10000), (100, 8300), (125, 6640), (166, 5000), (200, 4150), (250, 3320), (332, 2500), (400, 2075), (415, 2000), (500, 1660), (625, 1328), (664, 1250), (830, 1000)]