166159720

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{36761}}^1$

素因数の和:36885

約数の個数: 32

約数和(自身を含む): 377178120

約数和(自身を除く): 211018400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 36761, 73522, 147044, 183805, 294088, 367610, 735220, 1470440, 4153993, 8307986, 16615972, 20769965, 33231944, 41539930, 83079860, 166159720]

約数ペア:

[(1, 166159720), (2, 83079860), (4, 41539930), (5, 33231944), (8, 20769965), (10, 16615972), (20, 8307986), (40, 4153993), (113, 1470440), (226, 735220), (452, 367610), (565, 294088), (904, 183805), (1130, 147044), (2260, 73522), (4520, 36761)]