905160880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{1453}}^1$

素因数の和:2078

約数の個数: 80

約数和(自身を含む): 2271729600

約数和(自身を除く): 1366568720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 599, 1040, 1198, 1453, 2396, 2906, 2995, 4792, 5812, 5990, 7265, 7787, 9584, 11624, 11980, 14530, 15574, 18889, 23248, 23960, 29060, 31148, 37778, 38935, 47920, 58120, 62296, 75556, 77870, 94445, 116240, 124592, 151112, 155740, 188890, 302224, 311480, 377780, 622960, 755560, 870347, 1511120, 1740694, 3481388, 4351735, 6962776, 8703470, 11314511, 13925552, 17406940, 22629022, 34813880, 45258044, 56572555, 69627760, 90516088, 113145110, 181032176, 226290220, 452580440, 905160880]

約数ペア:

[(1, 905160880), (2, 452580440), (4, 226290220), (5, 181032176), (8, 113145110), (10, 90516088), (13, 69627760), (16, 56572555), (20, 45258044), (26, 34813880), (40, 22629022), (52, 17406940), (65, 13925552), (80, 11314511), (104, 8703470), (130, 6962776), (208, 4351735), (260, 3481388), (520, 1740694), (599, 1511120), (1040, 870347), (1198, 755560), (1453, 622960), (2396, 377780), (2906, 311480), (2995, 302224), (4792, 188890), (5812, 155740), (5990, 151112), (7265, 124592), (7787, 116240), (9584, 94445), (11624, 77870), (11980, 75556), (14530, 62296), (15574, 58120), (18889, 47920), (23248, 38935), (23960, 37778), (29060, 31148)]