213565760

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3163}}^1$

素因数の和:3391

約数の個数: 56

約数和(自身を含む): 511125216

約数和(自身を除く): 297559456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1688, 2110, 3163, 3376, 4220, 6326, 6752, 8440, 12652, 13504, 15815, 16880, 25304, 31630, 33760, 50608, 63260, 67520, 101216, 126520, 202432, 253040, 506080, 667393, 1012160, 1334786, 2669572, 3336965, 5339144, 6673930, 10678288, 13347860, 21356576, 26695720, 42713152, 53391440, 106782880, 213565760]

約数ペア:

[(1, 213565760), (2, 106782880), (4, 53391440), (5, 42713152), (8, 26695720), (10, 21356576), (16, 13347860), (20, 10678288), (32, 6673930), (40, 5339144), (64, 3336965), (80, 2669572), (160, 1334786), (211, 1012160), (320, 667393), (422, 506080), (844, 253040), (1055, 202432), (1688, 126520), (2110, 101216), (3163, 67520), (3376, 63260), (4220, 50608), (6326, 33760), (6752, 31630), (8440, 25304), (12652, 16880), (13504, 15815)]