54005720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 127008000

約数和(自身を除く): 73002280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 97, 124, 155, 194, 248, 310, 388, 449, 485, 620, 776, 898, 970, 1240, 1796, 1940, 2245, 3007, 3592, 3880, 4490, 6014, 8980, 12028, 13919, 15035, 17960, 24056, 27838, 30070, 43553, 55676, 60140, 69595, 87106, 111352, 120280, 139190, 174212, 217765, 278380, 348424, 435530, 556760, 871060, 1350143, 1742120, 2700286, 5400572, 6750715, 10801144, 13501430, 27002860, 54005720]

約数ペア:

[(1, 54005720), (2, 27002860), (4, 13501430), (5, 10801144), (8, 6750715), (10, 5400572), (20, 2700286), (31, 1742120), (40, 1350143), (62, 871060), (97, 556760), (124, 435530), (155, 348424), (194, 278380), (248, 217765), (310, 174212), (388, 139190), (449, 120280), (485, 111352), (620, 87106), (776, 69595), (898, 60140), (970, 55676), (1240, 43553), (1796, 30070), (1940, 27838), (2245, 24056), (3007, 17960), (3592, 15035), (3880, 13919), (4490, 12028), (6014, 8980)]