55719680

素因数分解:

$2^8\times 5^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 135100224

約数和(自身を除く): 79380544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 431, 505, 640, 808, 862, 1010, 1280, 1616, 1724, 2020, 2155, 3232, 3448, 4040, 4310, 6464, 6896, 8080, 8620, 12928, 13792, 16160, 17240, 25856, 27584, 32320, 34480, 43531, 55168, 64640, 68960, 87062, 110336, 129280, 137920, 174124, 217655, 275840, 348248, 435310, 551680, 696496, 870620, 1392992, 1741240, 2785984, 3482480, 5571968, 6964960, 11143936, 13929920, 27859840, 55719680]

約数ペア:

[(1, 55719680), (2, 27859840), (4, 13929920), (5, 11143936), (8, 6964960), (10, 5571968), (16, 3482480), (20, 2785984), (32, 1741240), (40, 1392992), (64, 870620), (80, 696496), (101, 551680), (128, 435310), (160, 348248), (202, 275840), (256, 217655), (320, 174124), (404, 137920), (431, 129280), (505, 110336), (640, 87062), (808, 68960), (862, 64640), (1010, 55168), (1280, 43531), (1616, 34480), (1724, 32320), (2020, 27584), (2155, 25856), (3232, 17240), (3448, 16160), (4040, 13792), (4310, 12928), (6464, 8620), (6896, 8080)]