31679632

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:511

約数の個数: 40

約数和(自身を含む): 63210240

約数和(自身を除く): 31530608

約数列:

[1, 2, 4, 8, 16, 71, 79, 142, 158, 284, 316, 353, 568, 632, 706, 1136, 1264, 1412, 2824, 5609, 5648, 11218, 22436, 25063, 27887, 44872, 50126, 55774, 89744, 100252, 111548, 200504, 223096, 401008, 446192, 1979977, 3959954, 7919908, 15839816, 31679632]

約数ペア:

[(1, 31679632), (2, 15839816), (4, 7919908), (8, 3959954), (16, 1979977), (71, 446192), (79, 401008), (142, 223096), (158, 200504), (284, 111548), (316, 100252), (353, 89744), (568, 55774), (632, 50126), (706, 44872), (1136, 27887), (1264, 25063), (1412, 22436), (2824, 11218), (5609, 5648)]