208220223616

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{1277}}^1\times {\mathrm{74933}}^1$

素因数の和:76241

約数の個数: 64

約数和(自身を含む): 439564342680

約数和(自身を除く): 231344119064

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 1277, 2176, 2554, 5108, 10216, 20432, 21709, 40864, 43418, 74933, 81728, 86836, 149866, 163456, 173672, 299732, 347344, 599464, 694688, 1198928, 1273861, 1389376, 2397856, 2547722, 2778752, 4795712, 5095444, 9591424, 10190888, 20381776, 40763552, 81527104, 95689441, 163054208, 191378882, 382757764, 765515528, 1531031056, 1626720497, 3062062112, 3253440994, 6124124224, 6506881988, 12248248448, 13013763976, 26027527952, 52055055904, 104110111808, 208220223616]

約数ペア:

[(1, 208220223616), (2, 104110111808), (4, 52055055904), (8, 26027527952), (16, 13013763976), (17, 12248248448), (32, 6506881988), (34, 6124124224), (64, 3253440994), (68, 3062062112), (128, 1626720497), (136, 1531031056), (272, 765515528), (544, 382757764), (1088, 191378882), (1277, 163054208), (2176, 95689441), (2554, 81527104), (5108, 40763552), (10216, 20381776), (20432, 10190888), (21709, 9591424), (40864, 5095444), (43418, 4795712), (74933, 2778752), (81728, 2547722), (86836, 2397856), (149866, 1389376), (163456, 1273861), (173672, 1198928), (299732, 694688), (347344, 599464)]