156151040

素因数分解:

$2^8\times 5^1\times {\mathrm{121993}}^1$

素因数の和:122014

約数の個数: 36

約数和(自身を含む): 374033604

約数和(自身を除く): 217882564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 121993, 243986, 487972, 609965, 975944, 1219930, 1951888, 2439860, 3903776, 4879720, 7807552, 9759440, 15615104, 19518880, 31230208, 39037760, 78075520, 156151040]

約数ペア:

[(1, 156151040), (2, 78075520), (4, 39037760), (5, 31230208), (8, 19518880), (10, 15615104), (16, 9759440), (20, 7807552), (32, 4879720), (40, 3903776), (64, 2439860), (80, 1951888), (128, 1219930), (160, 975944), (256, 609965), (320, 487972), (640, 243986), (1280, 121993)]