78831904

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 160876800

約数和(自身を除く): 82044896

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 139, 148, 278, 296, 479, 556, 592, 958, 1112, 1184, 1916, 2224, 3832, 4448, 5143, 7664, 10286, 15328, 17723, 20572, 35446, 41144, 66581, 70892, 82288, 133162, 141784, 164576, 266324, 283568, 532648, 567136, 1065296, 2130592, 2463497, 4926994, 9853988, 19707976, 39415952, 78831904]

約数ペア:

[(1, 78831904), (2, 39415952), (4, 19707976), (8, 9853988), (16, 4926994), (32, 2463497), (37, 2130592), (74, 1065296), (139, 567136), (148, 532648), (278, 283568), (296, 266324), (479, 164576), (556, 141784), (592, 133162), (958, 82288), (1112, 70892), (1184, 66581), (1916, 41144), (2224, 35446), (3832, 20572), (4448, 17723), (5143, 15328), (7664, 10286)]