51986720

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3217}}^1$

素因数の和:3333

約数の個数: 48

約数和(自身を含む): 124073208

約数和(自身を除く): 72086488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 808, 1010, 1616, 2020, 3217, 3232, 4040, 6434, 8080, 12868, 16085, 16160, 25736, 32170, 51472, 64340, 102944, 128680, 257360, 324917, 514720, 649834, 1299668, 1624585, 2599336, 3249170, 5198672, 6498340, 10397344, 12996680, 25993360, 51986720]

約数ペア:

[(1, 51986720), (2, 25993360), (4, 12996680), (5, 10397344), (8, 6498340), (10, 5198672), (16, 3249170), (20, 2599336), (32, 1624585), (40, 1299668), (80, 649834), (101, 514720), (160, 324917), (202, 257360), (404, 128680), (505, 102944), (808, 64340), (1010, 51472), (1616, 32170), (2020, 25736), (3217, 16160), (3232, 16085), (4040, 12868), (6434, 8080)]