51416800

素因数分解:

$2^5\times 5^2\times {\mathrm{64271}}^1$

素因数の和:64291

約数の個数: 36

約数和(自身を含む): 125523216

約数和(自身を除く): 74106416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 64271, 128542, 257084, 321355, 514168, 642710, 1028336, 1285420, 1606775, 2056672, 2570840, 3213550, 5141680, 6427100, 10283360, 12854200, 25708400, 51416800]

約数ペア:

[(1, 51416800), (2, 25708400), (4, 12854200), (5, 10283360), (8, 6427100), (10, 5141680), (16, 3213550), (20, 2570840), (25, 2056672), (32, 1606775), (40, 1285420), (50, 1028336), (80, 642710), (100, 514168), (160, 321355), (200, 257084), (400, 128542), (800, 64271)]