80016688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{294179}}^1$

素因数の和:294204

約数の個数: 20

約数和(自身を含む): 164152440

約数和(自身を除く): 84135752

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 294179, 588358, 1176716, 2353432, 4706864, 5001043, 10002086, 20004172, 40008344, 80016688]

約数ペア:

[(1, 80016688), (2, 40008344), (4, 20004172), (8, 10002086), (16, 5001043), (17, 4706864), (34, 2353432), (68, 1176716), (136, 588358), (272, 294179)]