155037760

素因数分解:

$2^6\times 5^1\times {\mathrm{484493}}^1$

素因数の和:484510

約数の個数: 28

約数和(自身を含む): 369184428

約数和(自身を除く): 214146668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 484493, 968986, 1937972, 2422465, 3875944, 4844930, 7751888, 9689860, 15503776, 19379720, 31007552, 38759440, 77518880, 155037760]

約数ペア:

[(1, 155037760), (2, 77518880), (4, 38759440), (5, 31007552), (8, 19379720), (10, 15503776), (16, 9689860), (20, 7751888), (32, 4844930), (40, 3875944), (64, 2422465), (80, 1937972), (160, 968986), (320, 484493)]