213508000

素因数分解:

$2^5\times 5^3\times {\mathrm{53377}}^1$

素因数の和:53402

約数の個数: 48

約数和(自身を含む): 524598984

約数和(自身を除く): 311090984

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, 53377, 106754, 213508, 266885, 427016, 533770, 854032, 1067540, 1334425, 1708064, 2135080, 2668850, 4270160, 5337700, 6672125, 8540320, 10675400, 13344250, 21350800, 26688500, 42701600, 53377000, 106754000, 213508000]

約数ペア:

[(1, 213508000), (2, 106754000), (4, 53377000), (5, 42701600), (8, 26688500), (10, 21350800), (16, 13344250), (20, 10675400), (25, 8540320), (32, 6672125), (40, 5337700), (50, 4270160), (80, 2668850), (100, 2135080), (125, 1708064), (160, 1334425), (200, 1067540), (250, 854032), (400, 533770), (500, 427016), (800, 266885), (1000, 213508), (2000, 106754), (4000, 53377)]