161131504

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:757

約数の個数: 40

約数和(自身を含む): 317122560

約数和(自身を除く): 155991056

約数列:

[1, 2, 4, 8, 16, 127, 179, 254, 358, 443, 508, 716, 886, 1016, 1432, 1772, 2032, 2864, 3544, 7088, 22733, 45466, 56261, 79297, 90932, 112522, 158594, 181864, 225044, 317188, 363728, 450088, 634376, 900176, 1268752, 10070719, 20141438, 40282876, 80565752, 161131504]

約数ペア:

[(1, 161131504), (2, 80565752), (4, 40282876), (8, 20141438), (16, 10070719), (127, 1268752), (179, 900176), (254, 634376), (358, 450088), (443, 363728), (508, 317188), (716, 225044), (886, 181864), (1016, 158594), (1432, 112522), (1772, 90932), (2032, 79297), (2864, 56261), (3544, 45466), (7088, 22733)]