2013249895

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{797}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 2561771520

約数和(自身を除く): 548521625

約数列:

[1, 5, 31, 43, 155, 215, 379, 797, 1333, 1895, 3985, 6665, 11749, 16297, 24707, 34271, 58745, 81485, 123535, 171355, 302063, 505207, 1062401, 1510315, 2526035, 5312005, 9363953, 12988709, 46819765, 64943545, 402649979, 2013249895]

約数ペア:

[(1, 2013249895), (5, 402649979), (31, 64943545), (43, 46819765), (155, 12988709), (215, 9363953), (379, 5312005), (797, 2526035), (1333, 1510315), (1895, 1062401), (3985, 505207), (6665, 302063), (11749, 171355), (16297, 123535), (24707, 81485), (34271, 58745)]