157889440

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5113}}^1$

素因数の和:5321

約数の個数: 48

約数和(自身を含む): 375019848

約数和(自身を除く): 217130408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 5113, 6176, 7720, 10226, 15440, 20452, 25565, 30880, 40904, 51130, 81808, 102260, 163616, 204520, 409040, 818080, 986809, 1973618, 3947236, 4934045, 7894472, 9868090, 15788944, 19736180, 31577888, 39472360, 78944720, 157889440]

約数ペア:

[(1, 157889440), (2, 78944720), (4, 39472360), (5, 31577888), (8, 19736180), (10, 15788944), (16, 9868090), (20, 7894472), (32, 4934045), (40, 3947236), (80, 1973618), (160, 986809), (193, 818080), (386, 409040), (772, 204520), (965, 163616), (1544, 102260), (1930, 81808), (3088, 51130), (3860, 40904), (5113, 30880), (6176, 25565), (7720, 20452), (10226, 15440)]