202427800

素因数分解:

$2^3\times 5^2\times {\mathrm{641}}^1\times {\mathrm{1579}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 471677400

約数和(自身を除く): 269249600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 641, 1282, 1579, 2564, 3158, 3205, 5128, 6316, 6410, 7895, 12632, 12820, 15790, 16025, 25640, 31580, 32050, 39475, 63160, 64100, 78950, 128200, 157900, 315800, 1012139, 2024278, 4048556, 5060695, 8097112, 10121390, 20242780, 25303475, 40485560, 50606950, 101213900, 202427800]

約数ペア:

[(1, 202427800), (2, 101213900), (4, 50606950), (5, 40485560), (8, 25303475), (10, 20242780), (20, 10121390), (25, 8097112), (40, 5060695), (50, 4048556), (100, 2024278), (200, 1012139), (641, 315800), (1282, 157900), (1579, 128200), (2564, 78950), (3158, 64100), (3205, 63160), (5128, 39475), (6316, 32050), (6410, 31580), (7895, 25640), (12632, 16025), (12820, 15790)]