672937168

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{3391}}^1$

素因数の和:3635

約数の個数: 40

約数和(自身を含む): 1329121280

約数和(自身を除く): 656184112

約数列:

[1, 2, 4, 8, 16, 79, 157, 158, 314, 316, 628, 632, 1256, 1264, 2512, 3391, 6782, 12403, 13564, 24806, 27128, 49612, 54256, 99224, 198448, 267889, 532387, 535778, 1064774, 1071556, 2129548, 2143112, 4259096, 4286224, 8518192, 42058573, 84117146, 168234292, 336468584, 672937168]

約数ペア:

[(1, 672937168), (2, 336468584), (4, 168234292), (8, 84117146), (16, 42058573), (79, 8518192), (157, 4286224), (158, 4259096), (314, 2143112), (316, 2129548), (628, 1071556), (632, 1064774), (1256, 535778), (1264, 532387), (2512, 267889), (3391, 198448), (6782, 99224), (12403, 54256), (13564, 49612), (24806, 27128)]