25155136

素因数分解:

$2^6\times {\mathrm{31}}^2\times {\mathrm{409}}^1$

素因数の和:483

約数の個数: 42

約数和(自身を含む): 51705510

約数和(自身を除く): 26550374

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 409, 496, 818, 961, 992, 1636, 1922, 1984, 3272, 3844, 6544, 7688, 12679, 13088, 15376, 25358, 26176, 30752, 50716, 61504, 101432, 202864, 393049, 405728, 786098, 811456, 1572196, 3144392, 6288784, 12577568, 25155136]

約数ペア:

[(1, 25155136), (2, 12577568), (4, 6288784), (8, 3144392), (16, 1572196), (31, 811456), (32, 786098), (62, 405728), (64, 393049), (124, 202864), (248, 101432), (409, 61504), (496, 50716), (818, 30752), (961, 26176), (992, 25358), (1636, 15376), (1922, 13088), (1984, 12679), (3272, 7688), (3844, 6544)]