207764300

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{21419}}^1$

素因数の和:21530

約数の個数: 36

約数和(自身を含む): 455517720

約数和(自身を除く): 247753420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9700, 21419, 42838, 85676, 107095, 214190, 428380, 535475, 1070950, 2077643, 2141900, 4155286, 8310572, 10388215, 20776430, 41552860, 51941075, 103882150, 207764300]

約数ペア:

[(1, 207764300), (2, 103882150), (4, 51941075), (5, 41552860), (10, 20776430), (20, 10388215), (25, 8310572), (50, 4155286), (97, 2141900), (100, 2077643), (194, 1070950), (388, 535475), (485, 428380), (970, 214190), (1940, 107095), (2425, 85676), (4850, 42838), (9700, 21419)]