225073888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{563}}^1$

素因数の和:648

約数の個数: 72

約数和(自身を含む): 493965864

約数和(自身を除く): 268891976

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 563, 806, 961, 992, 1126, 1612, 1922, 2252, 3224, 3844, 4504, 6448, 7319, 7688, 9008, 12493, 12896, 14638, 15376, 17453, 18016, 24986, 29276, 30752, 34906, 49972, 58552, 69812, 99944, 117104, 139624, 199888, 226889, 234208, 279248, 399776, 453778, 541043, 558496, 907556, 1082086, 1815112, 2164172, 3630224, 4328344, 7033559, 7260448, 8656688, 14067118, 17313376, 28134236, 56268472, 112536944, 225073888]

約数ペア:

[(1, 225073888), (2, 112536944), (4, 56268472), (8, 28134236), (13, 17313376), (16, 14067118), (26, 8656688), (31, 7260448), (32, 7033559), (52, 4328344), (62, 3630224), (104, 2164172), (124, 1815112), (208, 1082086), (248, 907556), (403, 558496), (416, 541043), (496, 453778), (563, 399776), (806, 279248), (961, 234208), (992, 226889), (1126, 199888), (1612, 139624), (1922, 117104), (2252, 99944), (3224, 69812), (3844, 58552), (4504, 49972), (6448, 34906), (7319, 30752), (7688, 29276), (9008, 24986), (12493, 18016), (12896, 17453), (14638, 15376)]