25631508740

素因数分解:

$2^2\times 5^1\times {\mathrm{983}}^1\times {\mathrm{1303739}}^1$

素因数の和:1304731

約数の個数: 24

約数和(自身を含む): 53880966720

約数和(自身を除く): 28249457980

約数列:

[1, 2, 4, 5, 10, 20, 983, 1966, 3932, 4915, 9830, 19660, 1303739, 2607478, 5214956, 6518695, 13037390, 26074780, 1281575437, 2563150874, 5126301748, 6407877185, 12815754370, 25631508740]

約数ペア:

[(1, 25631508740), (2, 12815754370), (4, 6407877185), (5, 5126301748), (10, 2563150874), (20, 1281575437), (983, 26074780), (1966, 13037390), (3932, 6518695), (4915, 5214956), (9830, 2607478), (19660, 1303739)]