198680000

素因数分解:

$2^6\times 5^4\times {\mathrm{4967}}^1$

素因数の和:4999

約数の個数: 70

約数和(自身を含む): 492761016

約数和(自身を除く): 294081016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 625, 800, 1000, 1250, 1600, 2000, 2500, 4000, 4967, 5000, 8000, 9934, 10000, 19868, 20000, 24835, 39736, 40000, 49670, 79472, 99340, 124175, 158944, 198680, 248350, 317888, 397360, 496700, 620875, 794720, 993400, 1241750, 1589440, 1986800, 2483500, 3104375, 3973600, 4967000, 6208750, 7947200, 9934000, 12417500, 19868000, 24835000, 39736000, 49670000, 99340000, 198680000]

約数ペア:

[(1, 198680000), (2, 99340000), (4, 49670000), (5, 39736000), (8, 24835000), (10, 19868000), (16, 12417500), (20, 9934000), (25, 7947200), (32, 6208750), (40, 4967000), (50, 3973600), (64, 3104375), (80, 2483500), (100, 1986800), (125, 1589440), (160, 1241750), (200, 993400), (250, 794720), (320, 620875), (400, 496700), (500, 397360), (625, 317888), (800, 248350), (1000, 198680), (1250, 158944), (1600, 124175), (2000, 99340), (2500, 79472), (4000, 49670), (4967, 40000), (5000, 39736), (8000, 24835), (9934, 20000), (10000, 19868)]